To celebrate Scientific American ’s 180th anniversary, we’re publishing jigsaw puzzles to show off some of our most ...

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

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

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

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

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

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

The FDA has approved a device that aims to treat depression by sending electric current into a part of the brain known to ...

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

More than 1,900 people, mostly children, have been sickened by measles in the U.S. in 2025. The outbreaks are moving the ...

The words “pollination” and “flower” may seem inseparable, but plants began courting insects millions of years before they ...

Sarah Fortune, a marine ecologist at Dalhousie University in Nova Scotia, and her colleagues used drones and camera-equipped ...