The U.S. National Institutes of Health (NIH) is ending support for research using human fetal tissue. Agency chief Jay ...

A new study found that women in Finland who had a lot of kids—or none—aged faster than those with one or a few kids. But the ...

The U.S. health secretary told USA Today that he believed the flu jab was a “potential culprit that I cannot rule out” for ...

Emma Gometz is a journalist and artist based in Queens, New York. Before becoming a newsletter editor at Scientific American, ...

By mapping areas where seismometers in southern California detected sonic booms, researchers at Johns Hopkins University and ...

A new estimate suggests land sources eject 600 quadrillion pieces of microplastic into the atmosphere every year ...

Treponema pallidum, a microorganism that can cause a deadly sexually transmitted disease in humans, may have a far more ancient lineage than scientists once thought ...

The former ISS commander said the crew’s evacuation of the space station left him feeling more confident about human space ...

Beating the previous record for the oldest known cave artwork by at least 15,000 years, a hand stencil in an Indonesian cave ...

Their trunklike fossils were discovered in 1843. Yet despite more than a century of speculation, scientists have struggled to ...

The U.S. has held its measles-free status for more than 25 years. Experts say unrelenting outbreaks in the past year may ...

Children born to mothers who were exposed to smoke in southern California showed increased rates of autism, although the ...