Science
Mars Dust Storms Are Blasting the Planet's Water Into Space
An international study finds localized Mars dust storms push water vapor to 10 times normal levels in the atmosphere, revealing a new mechanism for the planet's ancient water loss.
11 min read
Science
New Portrait Reveals the Oldest Recorded Supernova in History
Fresh imaging of RCW 86, the remnant of a supernova Chinese astronomers recorded as a guest star in AD 185, reveals new details about the oldest documented stellar explosion.
12 min read