Measuring rocket pollution, how calcium induced an ice age, unpacking dark matter and a listener question about freezing flows ...

On an extended research visit to a friend’s lab in Tokyo, marine biologists Amy Johnson and Olaf Ellers witnessed something they’d never seen before. The starfish in Tatsuo Motokawa’s lab weren’t ...

Imagine waking up to find your entire body gone — no torso, no limbs — just a head that has expanded, split into five ...