Scientific American.com

Ancient DNA Shows Stone Age Europeans Voyaged by Sea to Africa
Roughly 8,000-year-old remains unearthed from present-day Tunisia held a surprise: European hunter-gatherer ancestry
Trump Pentagon Purging Climate Change Measures, Hegseth Says, Raising Military Readiness Concerns
Defense Secretary Pete Hegseth wants to end the Pentagon’s climate efforts. Some experts say the move could hurt military readiness
If Life on Mars Ever Existed, This Bizarre Rock May Tell Us
The intriguing chemistry of a rock collected by the Perseverance rover could trace to microbial activity—or not
These Dogs Can Sniff Out Invasive Species before It’s Too Late
Dogs excel at finding spotted lanternfly eggs in lower-level infestations
How to Protect Pets and Backyard Chickens from Bird Flu
As bird flu outbreaks continue to affect animals, experts answer questions about keeping pets and their owners healthy
Are the Colors in Space ‘Real’?
In colorful photographs of galaxies, stars, planets, and more, what you see isn’t necessarily what you get
Robotics Researcher Creates the Real Cosmo from Netflix’s Movie The Electric State
A robotics researcher takes on the Russo brothers’ vision from the new movie The Electric State.
Scientist’s Study Led FDA to Ban Food Dye Red No. 3. But He Says the Additive Is Safe
Almost 40 years ago, Joseph Borzelleca published a study on the food coloring Red No. 3. The FDA cited his work when banning the additive in January. But the researcher says the dye is safe