Roughly four and a half billion years ago the planet Theia slammed into Earth, destroying Theia, melting large fractions of ...

In recent weeks, dozens of infants in the U.S. have been infected with botulism in an outbreak linked to ByHeart powdered ...

The agency this week quietly changed its official language to suggest vaccines may cause autism, a claim that scientists say ...

A machine-learning breakthrough could lift the veil on Earth’s early history—and supercharge the search for alien life ...

After her shocking lung cancer diagnosis, the late Susan Wojcicki dedicated herself to fighting the disease and looking for ...

The researchers simulated space conditions by exposing the three tissues to UV radiation and freezing and high temperatures.

Although these findings from JWST are yet to be confirmed, they mark the closest astronomers have come to locating the ...

For healthy adults, increasing protein can boost the effects of resistance exercise, such as weightlifting. A 2017 systematic ...

Cognitive scientist Douglas Hofstadter has argued that we redraw the borders of “real intelligence” whenever machines reach ...

If you subscribe to Scientific American, you help ensure that our coverage is centered on meaningful research and discovery; that we have the resources to report on the decisions that threaten labs ...

A new report from the HHS that is critical of gender-affirming care for minors follows a similar, widely criticized report in ...

Strong evidence suggests that food allergies are caused by a lack of exposure to food allergens—not by exposure to toxins ...