The nonprofit start-up Pioneer Labs claims to have made the first-ever “microbe for Mars.” Other experts aren’t so sure ...

Mathematicians love to collect elegant, profound questions that defy proof: the longer the holdout, the better. And one day ...

Brian Gallagher is a writer and editor. Are We Ready for Mars?, his first book, co-authored with Mark Shelhamer, comes out in October from Johns Hopkins University Press. You can follow him on X @bsga ...

Great science journalism requires human expertise, time, effort and creativity. And it costs money. That’s why I and the journalists here at Scientific American hope you’ll join our community. When ...

Google’s first step toward putting data centers in space is officially underway. On Thursday, October 1 at approximately 2:32 ...

Several times since the age of dinosaurs, the solid part of our planet has rolled over, drowning some continents and lifting ...

But, with careful planning, some telltale indicators of rainbows and other optical phenomena can be seen. To be clear, none ...

Today Project Suncatcher is sending four AI processors into orbit on a SpaceX rocket to see whether the building blocks of a ...

In February 2020, behavioral ecologist Mickey Pardo witnessed the aftermath of an elephant birth. In Kenya’s Samburu National ...

The distinct, earthy smell that fills the air after rain following a long dry spell can trigger some serious nostalgia. This ...

While the results don’t prove the treatments are ineffective, they reveal how many products are on the market with little to ...

Saphier is a radiologist by training and has appeared on Fox News. She is the third pick for the job, after Casey Means, a ...