Ready, SETI, go: Is there a race to contact E.T.?
Space and Ufo
Strange ice formations may have tricked physicists into seeing mysterious particles that weren’t there
Colonizing Mars may require humanity to tweak its DNA
How heavy is the universe? Conflicting answers hint at new physics.
The sky is full of weird X-shaped galaxies. Here’s why.
This bacteria can survive on pure hydrogen. Could alien life do the same?
Sun-watching spacecraft just might fly through tail of Comet ATLAS in rare encounter
Why a microwave-beam experiment will launch aboard the Air Force’s secretive X-37B space plane
US seeks to change the rules for mining the moon
After recovering from COVID-19, are you immune?
Scientists spot super-Earth planet in Earth-like orbit
Massive piece of Chinese space junk slams uncontrolled into Earth’s atmosphere
