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What Killed the Dinosaurs?  

Dinosaurs suddenly disappeared 66 million years ago. What caused their demise?

what do you think?

2020-04-04 13:13:10



Medical Students Can Give Vital Help in the COVID-19 Crisis  

They’re not full-fledged physicians, but they’ve been learning important skills that can take the pressure off credentialed M.D.s -- Read more on ScientificAmerican.com

what do you think?

2020-04-04 12:46:18



How Can You Tell If You Have Perfect Pitch?  

Some famous musicians—from Mariah Carey to Jimi Hendrix—have a gift known as perfect pitch. What is it? Could you have it, too? -- Read more on ScientificAmerican.com

what do you think?

2020-04-04 08:38:29



Can India Contain the Pandemic?  

Public health interventions can work in this poor and populous country—but only if the people are involved in designing and implementing them -- Read more on ScientificAmerican.com

what do you think?

2020-04-04 07:47:23



Self-Terminating Biospheres  

Is life’s persistence on Earth really the norm? -- Read more on ScientificAmerican.com

what do you think?

2020-04-04 07:02:38



Readers Respond to the December 2019 Issue  

Letters to the editor from the December 2019 issue of Scientific American -- Read more on ScientificAmerican.com

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2020-04-04 02:33:30



COVID-19: The Need for Secure Labs--and Their Risks  

Coronavirus research requires high-containment labs. Journalist Elisabeth Eaves talks with Scientific American contributing editor W. Wayt Gibbs about her article "The Risks of Building Too Many... -- Read more on ScientificAmerican.com

what do you think?

2020-04-03 21:42:34



An antibiotic masquerading as a natural compound in the Giant Madeiran Squill  

A previous study has shown that a type of squill growing in Madeira produces a chemical compound that may be useful as a medicinal drug. But a new study has shown that this is probably not true: instead, the plant had likely accumulated antibiotics from contaminated soil.

what do you think?

2020-04-03 20:44:50



How Sewage Could Reveal True Scale of Coronavirus Outbreak  

Wastewater testing could also be used as an early-warning sign if the virus returns -- Read more on ScientificAmerican.com

what do you think?

2020-04-03 20:02:23



Gardening helps to grow positive body image  

New research has found that allotment gardening promotes positive body image, which measures someone's appreciation of their own body and its functions, and an acceptance of bodily imperfections.

what do you think?

2020-04-03 18:08:12



People tune out facts and trust their guts in medical emergencies  

A new study shows that people are more likely to base decisions on anecdotal information instead of facts when they feel anxious and vulnerable.

what do you think?

2020-04-03 17:29:06



Why Social Media are Crucial for Frontline Physicians in the Fight Against COVID-19  

The disease spreads so fast and is so poorly understood that doctors and researchers are sharing their findings on Twitter and Facebook, not medical journals -- Read more on ScientificAmerican.com

what do you think?

2020-04-03 15:47:51



Cocky kids: The four-year-olds with the same overconfidence as risk-taking bankers  

Overconfidence in one's own abilities despite clear evidence to the contrary is present and persistent in children as young as four, a new study has revealed.

what do you think?

2020-04-03 14:03:15



COVID-19 and labour constraints: Recalling former health care workers not enough  

While the COVID-19 pandemic has already resulted in mass layoffs in several industries, other essential industries will instead face critical workforce shortages, according to a new report.

what do you think?

2020-04-03 13:25:07



Mathematical Proof that Rocked Number Theory Will Be Published  

But some experts say author Shinichi Mochizuki failed to fix fatal flaw in solution of major arithmetics problem -- Read more on ScientificAmerican.com

what do you think?

2020-04-03 12:52:36



To divide or not to divide? The mother cell may decide  

Researchers have found that it's actually the mother cell that determines if its daughter cells will divide. The finding sheds new light on the cell cycle using modern imaging technologies, and could have implications for cancer drug therapy treatments.

what do you think?

2020-04-03 12:50:39



Northern peatlands will lose some of their CO2 sink capacity under a warmer climate  

A study sheds new light on the role of northern peatlands in regulating the regional climate. According to the researchers, peatlands will remain carbon sinks until the end of this century, but their sink capacity will be substantially reduced after 2050, if the climate warms significantly.

what do you think?

2020-04-03 11:58:28



Plant root hairs key to reducing soil erosion  

The tiny hairs found on plant roots play a pivotal role in helping reduce soil erosion, a new study has found. The research provides compelling evidence that when root hairs interact with the surrounding soil they reduce soil erosion and increase soil cohesion by binding soil particles.

what do you think?

2020-04-03 11:13:41



Turning cells into computers with protein logic gates  

New artificial proteins have been created to function as molecular logic gates. Like their electronic counterparts in computers, these biochemical tools can be used to program the behavior of complex systems, such as gene regulation inside human T-cells. This new advance might improve the durability of future cell-based therapies.

what do you think?

2020-04-03 11:06:56



Coronavirus Disrupts Vital Field Research--Including Disease Transmission Work  

Scientists across the globe have been cut off from sites and experimental resources—or stranded abroad -- Read more on ScientificAmerican.com

what do you think?

2020-04-03 11:02:40



Device that tracks location of nurses re-purposed to record patient mobility  

By re-purposing badges originally designed to locate nurses and other hospital staff, scientists say they can precisely monitor how patients in the hospital are walking outside of their rooms, a well-known indicator and contributor to recovery after surgery.

what do you think?

2020-04-03 10:51:54



Lucy had an ape-like brain  

A new study led by paleoanthropologists reveals that Lucy's species Australopithecus afarensis had an ape-like brain. However, the protracted brain growth suggests that -- as is the case in humans -- infants may have had a long dependence on caregivers.

what do you think?

2020-04-03 10:33:40



New temperature sensing mechanism in plants  

Cell biologists reveal the phytochrome B molecule has unexpected dynamics activated by temperature, and behaves differently depending on the temperature and type of light. As climate change warms the world, crop growth patterns and flowering times will change. A better understanding of how phytochromes regulate the seasonal rhythms of plant growth will help scientists develop crops for optimal growth under the new climate and might shed light on cancer in animals.

what do you think?

2020-04-03 10:19:16



Coalition to accelerate research for COVID-19 in low- and middle-income countries  

A group of scientists, physicians, funders, and policy makers from over 70 institutions from over 30 countries have launched an international coalition to respond to COVID-19 in resource-poor settings.

what do you think?

2020-04-03 10:10:37



New measurements reveal evidence of elusive particles in a newly-discovered superconductor  

Researchers have used high-resolution microscopy tools to peer at the inner-workings of an unusual type of superconductor, uranium ditelluride (UTe2). Their measurements reveal strong evidence that this material may be a natural home to an exotic quasiparticle that's been hiding from physicists for decades.

what do you think?

2020-04-03 09:49:10



Scientists discover a new class of taste receptors  

Evolution is a tinkerer, not an engineer. 'Evolution does not produce novelties from scratch. It works with what already exists,' wrote Nobel laureate François Jacob in 1977, and biologists continue to find this to be true. Case in point: A team of scientists has discovered that multiple opsin proteins, known for decades to be required for vision, also function as taste receptors. The finding represents a light-independent function for opsins, and raises questions about the purpose these protei...

what do you think?

2020-04-03 09:27:10



When three species of human ancestor walked the Earth  

Scientists share details of the most ancient fossil of Homo erectus known and discuss how these new findings are forcing us to rewrite a part of our species' evolutionary history.

what do you think?

2020-04-03 09:22:51



Squid's Glowing Skin Patterns May Be Code  

Humboldt squid can rapidly change the pigmentation and luminescence patterns on their skin by contracting and relaxing their muscles, possibly to communicate. -- Read more on ScientificAmerican.com

what do you think?

2020-04-03 09:09:45



Muscle protein abundant in the heart plays key role in blood clotting during heart attack  

A prevalent heart protein known as cardiac myosin, which is released into the body when a person suffers a heart attack, can cause blood to thicken or clot -- worsening damage to heart tissue, a new study shows. A team made the unexpected finding after a series of experiments spanning three years and involving researchers from multiple collaborating institutions.

what do you think?

2020-04-03 08:58:04



Removing the novel coronavirus from the water cycle  

Researchers have called for more research to determine the best ways to keep SARS-CoV-19 out of the water cycle. They also suggest that developed nations should finance water treatment systems in the developing world to help prevent future COVID-19 pandemics.

what do you think?

2020-04-03 08:54:33



How important is speech in transmitting coronavirus?  

Normal speech by individuals who are asymptomatic but infected with coronavirus may produce enough aerosolized particles to transmit the infection, according to aerosol scientists. Although it's not yet known how important this is to the spread of COVID-19, it underscores the need for strict social distancing measures -- and for virologists, epidemiologists and engineers who study aerosols and droplets to work together on this and other respiratory diseases.

what do you think?

2020-04-03 07:54:38



Room Temperature Superconductivity 'Breakthrough' and Other Stories  

In these troubled times, enforced home-working is producing remarkable results for physicists and astronomers.

what do you think?

2020-04-03 07:44:15



Disgust Evolved To Protect Us From Disease. Is It Working?  

During this modern coronavirus pandemic, our ancient instincts for avoiding disease may misfire.

what do you think?

2020-04-03 07:40:53



Coastal pollution reduces genetic diversity of corals, reef resilience  

A new study found that human-induced environmental stressors have a large effect on the genetic composition of coral reef populations in Hawai'i. They confirmed that there is an ongoing loss of sensitive genotypes in nearshore coral populations due to stressors resulting from poor land-use practices and coastal pollution. This reduced genetic diversity compromises reef resilience. 

what do you think?

2020-04-03 06:41:10



Tissue dynamics provide clues to human disease  

Scientists have studied oscillating patterns of gene expression, coordinated across time and space within a tissue grown in vitro, to explore the molecular causes of a rare human hereditary disease known as spondylocostal dysostosis.

what do you think?

2020-04-03 06:36:50



Note to Polluters: Salmon Are Sensible Fish  

Originally published in July 1857 -- Read more on ScientificAmerican.com

what do you think?

2020-04-03 06:20:22



Study overturns 'snapshot' model of cell cycle in use since 1974  

Live, single-cell imaging shows cellular 'memory' of growth factor availability throughout the cell cycle (and not just snapshot of growth factor availability) influences cells' decision to replicate.

what do you think?

2020-04-03 06:18:14



COVID-19 pandemic may exacerbate childhood obesity  

Public health scientists predict that school closures due to the COVID-19 pandemic will exacerbate the epidemic of childhood obesity in the United States. Researchers expect that COVID-19-related school closures will double out-of-school time this year for many children in the US and will exacerbate risk factors for weight gain associated with summer recess.

what do you think?

2020-04-03 06:04:30



Treating COVID-19 in a patient with multiple myeloma  

A case study of a patient in Wuhan, China, suggests that the immunosuppressant tocilizumab may be an effective COVID-19 treatment for very ill patients who also have multiple myeloma and other blood cancers. The report also suggests that blood cancer patients may have atypical COVID-19 symptoms.

what do you think?

2020-04-03 05:37:25



Scientists develop 'backpack' computers to track wild animals in hard-to-reach habitats  

To truly understand an animal species is to observe its behavior and social networks in the wild. With new technology, researchers are able to track tiny animals that divide their time between flying around in the sky and huddling together in caves and hollow trees -- by attaching little backpacks to them with glue.

what do you think?

2020-04-03 05:26:03



Capturing 3D microstructures in real time  

Researchers have invented a machine-learning based algorithm for quantitatively characterizing material microstructure in three dimensions and in real time. This algorithm applies to most structural materials of interest to industry.

what do you think?

2020-04-03 05:18:54



Stress thwarts our ability to plan ahead by disrupting how we use memory  

Pairing brain scans with virtual-navigation tasks, researchers found that people make less efficient and effective plans when stressed.

what do you think?

2020-04-03 05:18:25



Changes to drylands with future climate change  

While drylands around the world will expand at an accelerated rate because of future climate change, their average productivity will likely be reduced, according to a new study. These regions, which primarily include savannas, grasslands and shrublands, are important for grazing and non-irrigated croplands. They are also a critical part of the global carbon cycle and make up 41% of Earth's land surface and support 38% of its population.

what do you think?

2020-04-03 05:11:55



Why the Coronavirus Slipped Past Disease Detectives  

Groups of scientists tasked with identifying pandemic-prone microbes were stretched too far and thin -- Read more on ScientificAmerican.com

what do you think?

2020-04-03 05:05:23



New drug target found for COVID-19  

A new potential drug target has been identified in SARS CoV-2 -- the virus that causes COVID-19 -- by scientists who say multiple drugs will likely be needed to respond to the pandemic.

what do you think?

2020-04-03 05:02:09



New treatment for childhood anxiety works by changing parent behavior  

A study reports that an entirely parent-based treatment, SPACE (Supportive Parenting for Anxious Childhood Emotions), is as efficacious as individual cognitive-behavioral therapy (CBT) for the treatment of childhood and adolescent anxiety disorders.

what do you think?

2020-04-03 04:59:29



Lifestyle changes could delay memory problems in old age, depending on our genes  

Researchers have shown that how we respond to changes in nutrients at a molecular level plays an important role in the aging process, and this is directed by some key genetic mechanisms.

what do you think?

2020-04-03 04:24:17



Climate Change Has Doubled Riskiest Fire Days in California  

The extreme conditions that are ripe for wildfires will only increase if warming continues unabated -- Read more on ScientificAmerican.com

what do you think?

2020-04-03 04:24:14



The Challenge of Finding Genome-Based Cancer Treatments  

Fighting the disease is like trying to hit a moving target, evolutionarily speaking -- Read more on ScientificAmerican.com

what do you think?

2020-04-03 04:20:52



Squid Glowing Skin Patterns May Be Code  

Humboldt squid can rapidly change the pigmentation and luminescence patterns on their skin by contracting and relaxing their muscles, possibly to communicate.  -- Read more on ScientificAmerican.com

what do you think?

2020-04-03 04:14:14



Starving pancreatic cancer of cysteine may kill tumor cells  

In a new study of mice, researchers have found that an experimental drug that breaks down the amino acid cysteine slows pancreatic tumor growth by causing ferroptosis, an unusual form of cell death.

what do you think?

2020-04-03 04:07:52



Experiments lead to slip law for better forecasts of glacier speed, sea-level rise  

Backed by experimental data from a laboratory machine that simulates the huge forces involved in glacier flow, glaciologists have written an equation that accounts for the motion of ice that rests on the soft, deformable ground underneath unusually fast-moving parts of ice sheets. Models using the equation -- a 'slip law' -- could better predict how quickly glaciers are sliding, how much ice they're sending to oceans and how that would affect sea-level rise.

what do you think?

2020-04-03 03:51:38



Clues to COVID-19 coronavirus's vulnerability emerge from an antibody against SARS  

An antibody recovered from a survivor of the SARS epidemic in the early 2000s has revealed a potential vulnerability of the new coronavirus at the root of COVID-19.

what do you think?

2020-04-03 03:40:48



A combined optical transmitter and receiver  

Researchers have developed a tiny unit that is both an optical transmitter and a receiver.

what do you think?

2020-04-03 03:38:50



Much of Your Daily Life Depends on Discoveries Made by Astronomers  

Why is astronomy important? Astronomical discoveries and inventions have shaped the human experience for thousands of years.

what do you think?

2020-04-03 03:28:02



Gut communicates with the entire brain through cross-talking neurons  

You know that feeling in your gut? We think of it as an innate intuition that sparks deep in the belly and helps guide our actions, if we let it. It's also a metaphor for what scientists call the 'gut-brain axis,' a biological reality in which the gut and its microbial inhabitants send signals to the brain, and vice versa.

what do you think?

2020-04-03 03:25:29



Scientists show how parasitic infection causes seizures, psychiatric illness for some  

Neuroscientists describe how the common Toxoplasma gondii parasite prompts the loss of inhibitory signaling in the brain by altering the behavior of nearby cells called microglia.

what do you think?

2020-04-03 03:21:15



Most people consider becoming vegetarian for their health  

Researchers know that people are motivated to be vegetarian for different reasons -- the most common in western cultures being health, the environment and animal rights.

what do you think?

2020-04-03 03:11:21



3D reconstructions of individual nanoparticles  

Want to find out how to design and build materials atom by atom? A new liquid phase electron microscopy will advance full control of nanoengineering. Whether a material catalyzes chemical reactions or impedes any molecular response is all about how its atoms are arranged. The ultimate goal of nanotechnology is centered around the ability to design and build materials atom by atom, thus allowing scientists to control their properties in any given scenario.

what do you think?

2020-04-03 03:08:03



Marijuana may impair female fertility  

Female eggs exposed to THC, the psychoactive ingredient in marijuana, have an impaired ability to produce viable embryos, and are significantly less likely to result in a viable pregnancy, according to an animal study.

what do you think?

2020-04-03 03:06:51



A twist connecting magnetism and electronic-band topology  

Materials that combine topological electronic properties and quantum magnetism are of high current interest, for the quantum many-body physics that can unfold in them and for possible applications in electronic components. For one such material, physicists have now established the microscopic mechanism linking magnetism and electronic-band topology.

what do you think?

2020-04-03 01:50:09



Do urban fish exhibit impaired sleep?  

Melatonin controls the body clock -- high melatonin levels make us feel tired in the evening. However, the hormone also plays an important role in animals' biological rhythms. Artificial light at night -- light pollution -- can suppress the production of melatonin in fish, even at very low light intensities, a finding established by researchers.

what do you think?

2020-04-03 01:38:10



Wearing surgical masks in public could help slow COVID-19 pandemic's advance  

Surgical masks may help prevent infected people from making others sick with seasonal viruses, including coronaviruses, according to new research. In laboratory experiments, the masks significantly reduced the amounts of various airborne viruses coming from infected patients, measured using the breath-capturing 'Gesundheit II machine.'

what do you think?

2020-04-03 01:31:28



Coronavirus: Virological findings from patients treated in a Munich hospital  

New research has detailed the clinical course and treatment of Germany's first group of COVID-19 patients. Criteria may now be developed to determine the earliest point at which COVID-19 patients treated in hospitals with limited bed capacity can be safely discharged.

what do you think?

2020-04-03 01:29:15



Trial drug can significantly block early stages of COVID-19 in engineered human tissues  

An international team has found a trial drug that effectively blocks the cellular door SARS-CoV-2 uses to infect its hosts.

what do you think?

2020-04-02 20:45:05



Six decades of change in plankton communities  

New research shows that some species have experienced a 75% population decrease in the past 60 years, while others are more than twice as abundant due to rises in sea surface temperatures.

what do you think?

2020-04-02 19:10:11



Fourth new pterosaur discovery in matter of weeks  

You wait ages for a pterosaur and then four come along at once. Hot on the heels of a recent paper discovering three new species of pterosaur, palaeobiologists have identified another new species -- the first of its kind to be found on African soil.

what do you think?

2020-04-02 18:32:06



What climate change means for Northwestern US wildfires  

A synthesis study looks at how climate change will affect the risk of wildfires in Washington, Oregon, Idaho and western Montana. The authors also suggest how managers and individual landowners in different ecosystems can best prepare.

what do you think?

2020-04-02 16:09:33



Coronaviruses Often Start in Animals — Here's How Those Diseases Can Jump to Humans  

Viruses must first blast through five or six barriers before they're able to infect us and unleash havoc.

what do you think?

2020-04-02 15:18:25



Using chemistry to unlock the difference between cold- and hot-brew coffee  

Cold brew may be the hottest trend in coffee-making, but not much is known about how this process alters the chemical characteristics of the beverage. Now, scientists report that the content of potentially health-promoting antioxidants in coffee brewed without heat can differ significantly from a cup of joe prepared the traditional way, particularly for dark roasts.

what do you think?

2020-04-02 15:14:03



New pathogen threatens fennel yield in Italy  

A new fungal genus and species Ochraceocephala foeniculi causes fennel yield losses of about 20-30% for three different cultivars. It damages the crops with necrotic lesions on the crown, root and stem.

what do you think?

2020-04-02 13:48:03



High-Tech Ghost Ships Will Set Sail sans Sailors  

Maritime technology groups are building robotic vessels to cross the oceans -- Read more on ScientificAmerican.com

what do you think?

2020-04-02 13:45:51



Experiences of undesired effects of hormonal contraception  

A study of women who experienced mental ill-health from a hormonal contraception indicates they value their mental well-being higher than a satisfactory sex life. Their experiences can influence their choice of contraception. This is one of four themes that researchers have identified in interviews with 24 women who experience negative effects of some hormonal contraception.

what do you think?

2020-04-02 13:22:58



Best Evidence Yet for Midsized Black Holes Found by Hubble  

At about 50,000 times the mass of the sun, this intermediate-mass black hole skirts the line between shrimp and giant.

what do you think?

2020-04-02 12:16:41



When warblers warn of cowbirds, blackbirds get the message  

This is the story of three bird species and how they interact. The brown-headed cowbird lays its eggs in other birds' nests and lets them raise its young -- often at the expense of the host's nestlings. To combat this threat, yellow warblers have developed a special 'seet' call that means, 'Look out! Cowbird!' In a new study, researchers report that red-winged blackbirds respond to the seet call as if they know what it means.

what do you think?

2020-04-02 11:50:49



Giant umbrellas shift from convenient canopy to sturdy storm shield  

In a new approach to storm surge protection, a team has created a preliminary design for dual-purpose kinetic umbrellas that would provide shade during fair weather and could be tilted in advance of a storm to form a flood barrier. The researchers used computational modeling to begin evaluating the umbrellas' ability to withstand an acute storm surge.

what do you think?

2020-04-02 11:29:50



Discovery of life in solid rock deep beneath sea may inspire new search for life on Mars  

Newly discovered single-celled creatures living deep beneath the seafloor have provided clues about how to find life on Mars. These bacteria were discovered living in tiny cracks inside volcanic rocks after researchers perfected a new method cutting rocks into ultrathin slices to study under a microscope. Researchers estimate that the rock cracks are home to a community of bacteria as dense as that of the human gut, about 10 billion bacterial cells per cubic centimeter.

what do you think?

2020-04-02 11:11:35



Amyloid formation drives brain tissue loss in animal studies  

Amyloid plaque formation directly causes brain tissue loss in animals, but a drug called lithium reduces the life shortening effects of this loss, shows a new study.

what do you think?

2020-04-02 11:06:03



Infants introduced early to solid foods show gut bacteria changes that may portend future health risks  

Infants who were started on solid foods at or before three months of age showed changes in the levels of gut bacteria and bacterial byproducts, called short-chain fatty acids, measured in their stool samples, according to a new study.

what do you think?

2020-04-02 10:40:17



Our Trust in Science Is Complicated  

In an era of big research, having confidence in scientists, individually or collectively, involves trade-offs -- Read more on ScientificAmerican.com

what do you think?

2020-04-02 10:32:32



Fast-tracking COVID-19 diagnostic, therapeutic solutions  

As the coronavirus pandemic spreads across the globe, scientists are working to move solutions to diagnose and treat the virus to the marketplace as soon as possible.

what do you think?

2020-04-02 10:26:57



U.N. Postpones Global Climate Summit Over Pandemic Concerns  

Countries were expected to ramp up their emissions reductions goals at the November meeting, now delayed until 2021 -- Read more on ScientificAmerican.com

what do you think?

2020-04-02 10:12:45



COVID-19: The Ethical Anguish of Rationing Medical Care  

Around the world, physicians at overwhelmed hospitals may have to decide who will not get treated during the pandemic.

what do you think?

2020-04-02 08:45:37



'Smart' devices effective in reducing adverse outcomes of heart condition  

A new study highlights the feasible use of mobile health (mHealth) devices to help with the screening and detection of a common heart condition.

what do you think?

2020-04-02 08:38:23



Visual feedback enhances activation of muscle movement in response to bodily sensation  

Visual feedback is just as important as a sense of body position when it comes to the involuntary reflexes that activate muscle movement, says a new study.

what do you think?

2020-04-02 08:19:46



Climate disasters increase risks of armed conflicts: New evidence  

The risk for violent clashes increases after weather extremes such as droughts or floods hit people in vulnerable countries, an international team of scientists finds. Vulnerable countries are characterized by a large population, political exclusion of particular ethnic groups, and low development. The study combines global statistical analysis, observation data and regional case study assessments to yield new evidence for policy-makers.

what do you think?

2020-04-02 08:13:03



Our oceans are suffering, but we can rebuild marine life  

It's not too late to rescue global marine life, according to a study outlining the steps needed for marine ecosystems to recover from damage by 2050. The study found many components of marine ecosystems could be rebuilt if we try harder to address the causes of their decline.

what do you think?

2020-04-02 07:54:53



Potential of using psychedelic drugs in psychiatry  

Before they were banned about a half century ago, psychedelic drugs like LSD and psilocybin showed promise for treating conditions including alcoholism and some psychiatric disorders. Researchers say it's time for regulators, scientists, and the public to 'revisit drugs that were once used but fell out of use because of political machinations, especially the war on drugs.'

what do you think?

2020-04-02 07:54:35



Spina bifida surgery before birth restores brain structure  

Surgery performed on a fetus in the womb to repair defects from spina bifida triggers the body's ability to restore normal brain structure, new research has discovered.

what do you think?

2020-04-02 07:02:38



What Science Says About the Potential Health Benefits of Kombucha  

Kombucha is often hailed as a healing elixir — but are the health claims too good to be true?

what do you think?

2020-04-02 06:57:03



New explanation for sudden heat collapses in plasmas can help create fusion energy  

Researchers find that jumbled magnetic fields in the core of fusion plasmas can cause the entire plasma discharge to suddenly collapse.

what do you think?

2020-04-02 06:05:08



Human Urine Could Help Astronauts Build Moon Bases Someday  

It's not an April Fools' gag. Scientists just tested and confirmed that urea, a main component of human pee, can be used as a valuable additive for 3D printing structures made from lunar soil.

what do you think?

2020-04-02 05:22:11



Whooping cranes form larger flocks as wetlands are lost -- and it may put them at risk  

Over the past few decades, the endangered whooping crane (Grus Americana) has experienced considerable recovery. However, researchers found that habitat loss has led whooping cranes to gather in unusually large groups during migration. While larger groups are a positive sign of species recovery, the authors say that a disease outbreak or extreme weather event could inadvertently impact this still fragile population.

what do you think?

2020-04-02 05:15:40



Ultrabright X-ray bursts reveal how plants respond to light within fraction of a second  

Scientists have revealed intricate structural changes in plants, fungi and bacteria in response to light, according to a new study.

what do you think?

2020-04-02 04:56:53



Smaller scale solutions needed for rapid progress towards emissions targets  

Low-carbon technologies that are smaller scale, more affordable, and can be mass deployed are more likely to enable a faster transition to net-zero emissions, according to a new study. Innovations ranging from solar panels to electric bikes also have lower investment risks, greater potential for improvement in both cost and performance, and more scope for reducing energy demand -- key attributes that will help accelerate progress on decarbonization.

what do you think?

2020-04-02 04:47:25



Chalk in Bread Causes Kidney Stones  

Originally published in June 1968 -- Read more on ScientificAmerican.com

what do you think?

2020-04-02 04:43:53



Map Reveals Hidden U.S. Hotspots of Coronavirus Infection  

By adjusting for population, researchers have identified rural areas in several states that could be disproportionally affected by COVID-19 -- Read more on ScientificAmerican.com

what do you think?

2020-04-02 04:38:22



Bird Fossil Shared Earth with T. Rex  

Dating back 67 million years, this representative of the group of modern birds has been dubbed the Wonderchicken. [Not an April Fool's Day joke.] -- Read more on ScientificAmerican.com

what do you think?

2020-04-02 04:34:30



The Deadly Polio Epidemic and Why It Matters for Coronavirus  

Polio was nearly eradicated with the Salk vaccine in 1955. At the time, little was known about this mysterious disease that paralyzed and sometimes killed young children.

what do you think?

2020-04-02 03:56:02



Heavy drinking into older age adds 4 cm to waistline  

More than half of drinkers aged 59 and over have been heavy drinkers and this is linked to a significantly larger waistline and increased stroke risk, according to a new study.

what do you think?

2020-04-02 03:41:55






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