Scientific American spoke with experts about what the public can expect in terms of COVID vaccines this fall.

Steep population declines in most countries are expected to have negative effects over the next several generations, but ...

This new “connectome” could bring researchers one step closer to understanding how nerves connect to organs throughout the ...

Overcoming three recent failed tries, Elon Musk’s rocket company successfully flew its reusable jumbo booster and upper-stage ...

Microplastics are seemingly everywhere—and now growing research suggests they could be breeding grounds for drug-resistant ...

A new long-term study suggests that the more heat waves people are exposed to, the more their body’s aging process ...

Fresh results from near-infrared instruments foretell a bright future for finding life elsewhere in the Milky Way ...

Long dismissed as impossible, nerve regrowth is offering new hope for healing injuries and treating neurodegeneration ...

In a rare move for a U.S. public official, Secretary of Health and Human Services Robert F. Kennedy, Jr., called for a paper ...

Early on, Nedergaard and Iliff, a glial cell biologist and a vascular physiologist, respectively, hypothesized that waste ...

Human Case of Flesh-Eating Screwworms Detected In U.S.

What Happens When an Entire Generation of Scientists Changes Its Mind Total reversals in scientific thinking are rare—but ...