Mystery Solved

Paleontology

A tiny mystery dinosaur from New Mexico is officially T. rex’s cousin

A newly identified dinosaur species called Suskityrannus hazelae fills a gap in tyrannosaur lineage.

Physics

Here’s what causes the aurora-like glow known as STEVE

Amateur astronomer images and satellite data are revealing what causes the strange atmospheric glow called STEVE.

Physics

Microwaved grapes make fireballs, and scientists now know why

Electromagnetic waves bounce back and forth inside a grape, creating plasma.

Animals

Wombats are the only animals whose poop is a cube. Here’s how they do it.