In the timelapse, on the left limb of the sun—that's the outer edge—we can see what is known as a solar prominence. This bright red structure is evidence of that plasma, extending out from the sun's ...

Any parent of school-age children will tell you: squishies are it. The viral squeezable toys come in all shapes and sizes—some of the most popular look like food items such as dumplings, bananas, ...

The 2026 total solar eclipse has come and gone, but that doesn’t mean the wonder has to end. Scientific American contributor and eclipse chaser Lucie McCormick watching the eclipse unfold from central ...

Metformin is one of the most prescribed medicines in the U.S., primarily to treat or prevent type 2 diabetes. But how it works has been something of a mystery. Now researchers have discovered that the ...

A new study of the Helix Nebula shows a never-before-seen detail of how dying stars recycle elements. Researchers found it by ...

There’s a $1-million prize for proving the Riemann hypothesis. Claude couldn’t pull that off, but it made significant progress on a related problem ...

One of the central mysteries of the brain is how it achieves so much with so little. At any given moment, it processes an entire world of input, pilots a body and generates conscious experience—all ...

From a partial eclipse over Berlin to totality over Spain, see some of the incredible images of the August 12 total solar eclipse ...

Scientific American is affiliated with LabX Media Group, which owns or has commercial relations with other B2B and B2C brands (many of them can be found at www.labxmediagroup.com). Scientific American ...

This study was originally published in 2024 and was criticized as being misleading by other scientists at the time ...

This study has been touted by Senator Bernie Sanders of Vermont as proof of the benefits of a universal, single-payer health care system, but the research hasn’t been peer-reviewed ...

The 2026 total solar eclipse is finally upon us, marking the first total solar eclipse visible from parts of mainland Europe in almost three decades. Today, for a few brief moments, some one billion ...