Humans aren’t very efficient movers—until you put us on a bicycle, when we become some of the most energy-efficient land ...

So many of my story ideas come from a friend asking me, ‘Did you see this thing on TikTok?’” says Lori Youmshajekian (above), ...

In “A Complex Diagnosis,” journalist Paul Marino writes about his experience with a type of complex motor stereotypy, a neurological condition that involves recurring involuntary movements. As I read ...

More than half a billion people around the world have downloaded artificial-intelligence chatbot companion apps such as Xiaoice and Replika. These virtual confidantes can provide empathy, support and, ...

We’re celebrating 180 years of Scientific American. Explore our legacy of discovery and look ahead to the future. In the late 1800s Italian astronomer Giovanni Schiaparelli pointed a telescope at Mars ...

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

A poster-size version of the front page of the very first issue of this magazine hangs in the lobby of Springer Nature’s New York City office. I walk past it multiple times a day, and one line of text ...

“Dark Comets,” by Robin George Andrews, describes a group of objects in our solar system with “unexplained” acceleration. That made me wonder: Is it possible that while dark energy appears uniform ...