The U.S.’s and Denmark’s health systems are starkly different, so it makes sense that their vaccination schedules would ...

General-purpose robots remain rare not for a lack of hardware but because we still can’t give machines the physical intuition ...

Christmas trees—and conifers in general—have made some surprising cameos throughout U.S. history, author Trent Preszler ...

To celebrate Scientific American ’s 180th anniversary, we’re publishing jigsaw puzzles to show off some of our most fascinating magazine covers over the years. Take a tour here through the covers so ...

Scientists have successfully transplanted gene-edited insulin-producing cells into a man with type 1 diabetes—allowing him to ...

The FDA is reportedly considering the addition of high-level warning labels to COVID vaccines, a move that some experts say ...

Moths sometimes drink the tears of other animals, but the behavior has mostly been observed in the tropics. New photographs ...

Even worse, the orbit of Mars is elliptical (think of a slight oval rather than a perfect circle), which means that sometimes ...

A report published by the CDC reaffirms the effectiveness of COVID vaccines at preventing severe disease in children ...

The site of the world’s worst nuclear disaster remains damaged, but so far, radiation levels outside the plant have not ...

A new study identifies a mechanism for how COVID vaccines may, in infrequent cases, drive heart inflammation, a condition ...

Japanese officials said to expect a tsunami of up to 3 meters in some areas after a magnitude 7.6 earthquake struck off the ...