A cheap, simple device that detects heavy metals could streamline testing | Continue reading
Narwhals, recognizable by their large single tusk, make distinct sounds that are now being analyzed in depth by researchers. | Continue reading
The sequence in which clusters of olfactory neurons switch on can evoke the smell of an apple instead of a pear | Continue reading
Sleep hygiene is so bad at treating insomnia that it's used as the placebo in clinical sleep trials. Before you buy darker blackout curtains, try these expert tips | Continue reading
The accuracy of screening tests is highly dependent on the infection rate | Continue reading
Pumped storage hydropower could store intermittent energy from wind and solar power to de-carbonize the nation’s electricity supply | Continue reading
They don’t necessarily try to predict what will happen—but they can help us understand possible futures | Continue reading
For the fourth Science on the Hill event, "Future Climate: What We Know, What We Don't", experts talked with Scientific American senior editor Mark Fischetti about what goes into modeling our climate and how such models are used in addition to long-term climate predicti … | Continue reading
Originally published in July 1914 | Continue reading
Among the benefits are more resilience and better emotional health | Continue reading
The pandemic has heightened OCD phobias such as fear of germs. Yet some patients say experience with anxiety, and treatment for it, gives them an advantage | Continue reading
The pandemic has heightened OCD phobias such as fear of germs. Yet some patients say experience with anxiety, and treatment for it, gives them an advantage | Continue reading
The pandemic creates both a need and an opportunity to help kids deal with difficult emotions | Continue reading
New blood tests help to track disease-causing Plasmodium strains | Continue reading
The rush to complete concentrating solar power projects led to multiple reliability problems | Continue reading
Kids rated whether Santa Claus or the Wiggles actually exist in a test of cultural beliefs | Continue reading
The results of a trial that found dexamethasone reduced the risk of death in extremely ill coronavirus patients have yet to be published. But some doctors are already embracing them | Continue reading
The results of a trial that found dexamethasone reduced the risk of death in extremely ill coronavirus patients have yet to be published, but some doctors are already embracing them | Continue reading
A new test could determine whether whether large-scale cosmic structures have microscopic origins | Continue reading
Results from the XENON experiment in Italy hint at the possible discovery of long-sought axions | Continue reading
Originally published in July 1864 | Continue reading
But so-called “red flag” laws can empower you to save a loved one’s life | Continue reading
Fine dust from the burning rain forest could exacerbate coronavirus infections amid signs that the blazes might be particularly severe in 2020 | Continue reading
A Pan American Health Organization public health expert shares his views on the outlook for the region, which has more than 1.5 million cases—and growing | Continue reading
A remarkable fossil reveals that the digits in our hands evolved before vertebrates emerged from the water to colonize land | Continue reading
Pairing the practice with greater accountability, better oversight of law enforcement and efforts to reimagine the role police play in communities could help reduce officers’ use of force | Continue reading
NASA’s New Horizons mission measures the distances of two stars from the outer reaches of the Solar System | Continue reading
The highly nutritious, shimmering goo is a vital source of energy for long-distance fliers | Continue reading
A study of our closest evolutionary relatives finds that the chimp behavior known as lip smacking occurs in the same timing range as human mouths during speech. | Continue reading
The temporary, and limited, reduction in emissions during the pandemic points to the need for larger structural changes | Continue reading
Originally published in January 1942 | Continue reading
Physicists have made a Bose–Einstein condensate on the International Space Station—allowing them to probe the mysteries of quantum physics in detail | Continue reading
A new model shows opioid deaths may be significantly underreported | Continue reading
What scientists know about the inner workings of the pathogen that has infected the world | Continue reading
Several studies suggest that individuals widely prefer to remain ignorant about information that would benefit them when it’s painful—and sometimes when it’s pleasurable | Continue reading
The Hope Storytelling Project uses introspective writing and open group discussions to address feelings of loneliness | Continue reading
Nations in the continent, which have had to import testing supplies and bid against richer countries, are trying to develop their own tests | Continue reading
Three-dimensional printed coral-like structures were able to support the algae that live in real corals, which could help restore reefs and grow algae for bioenergy production. | Continue reading
How this thin layer of aerosol particles might impact global climate remains to be seen | Continue reading
Originally published in July 1914 | Continue reading
If such a snooze button exists in humans, it could protect against strokes, heart attacks and trauma | Continue reading
We need to reform the Convention on International Trade in Endangered Species of Wild Fauna and Flora ( CITES ) | Continue reading
The ancient supervolcano under the national park was much more explosive in its early history and could be slowing down, a new study suggests | Continue reading
The ancient supervolcano under the national park was much more explosive in its early history and could be slowing down, a new study suggests | Continue reading
But a number of new initiatives might mitigate the damage | Continue reading
Letters to the editor from the February 2020 issue of Scientific American | Continue reading
We’re beginning to understand the mechanism behind this relatively common symptom | Continue reading
We're beginning to understand the mechanism behind this relatively common symptom | Continue reading