Editor’s Note (5/24/23): One year ago, on May 24, 2022, 19 students and two teachers were fatally shot at Robb Elementary School in Uvalde, Tex. This piece by Scientific American's editors presents ...

Discover surprising experiments showing what a stun gun is capable of. Watch tests on TVs, smartphones, memory cards, and other electronics to see how high voltage affects their weak points. The video ...

A backcountry campsite, even one that's only 5½ miles in, should not look like this. More than 20 people — each with a tent, backpack and water-cleansing system — crammed into every available flat and ...