In Deep Space, China Meets Earth’s ‘Amazing’ Quasi-Moon

Brain scans of ISS astronauts show the organ quietly re-weighting its own senses during six months in orbit — turning down the silent inner ear and leaning almost entirely on the eyes to build a world with no down

The nuclear option: Scientists reveal how atomic blasts could save Earth from asteroids

NASA seeks research volunteers to spend a year on a simulated mission to Mars or the Moon

A new kind of robot swims the seas and soars the skies

A new 250-gram flapping-wing robot can transition between swimming underwater and flying in the sky, mimicking a diving bird.

Scientists Say a Critical Ocean Current System May Already Be Past the Point of No Return

Scientists Say We Should Nuke Dangerous Asteroids—Just Not the Way You Think