Ultrasonic tools could one day track wind speeds on Mars
Rare, endangered ocelot caught on camera
Drift into dreamland with your favorite tunes or sounds without annoying your partner
Earth is covered in ‘Gates of Hell’
New species of extinct walrus discovered
SpaceX accused of dumping mercury into Texas waters for years
NASA data suggests there’s liquid water deep beneath Mars’ surface
That’s not a typo—it’s a nearly new MacBook Air at half the usual price
