Provided they host thick, hydrogen-dominated atmospheres, moons orbiting free-floating exoplanets could retain much of the heat generated deep within their interiors by tidal forces. Led by David ...

Buckle up and prepare for liftoff '€” we're counting down our picks for the most memorable, imaginative, and awe-inspiring ...

This study ranks Florida among the top states for alien abduction reports, where you have 1 in 1,102 odds of an ...

That’s exactly what Project Hail Mary, based on The Martian author Andy Weir’s hard sci-fi novel, is wrestling with. In the ...

Look out for the moon's upturned crescent, now just 2%-lit, above the evening star of Venus, as light reflected from Earth's ...

Movies like "Disclosure Day" and "Project Hail Mary" renew our fascination with extraterrestrials and the idea that humankind ...

Titan, Saturn's largest moon, happens to share some truly remarkable geophysical and geological processes with our home ...

This is one of the most replayed Apollo moments for a reason: it sounds wrong. The astronauts reach the far side, lose contact with Earth, and suddenly there’s “weird music” on the line. Some say it ...

Elon Musk had some bizarre things to say at a recent xAI meeting. Credit: Hakan Nural/Anadolu Agency via Getty Images And in an unusual move, xAI posted the entire 45-minute meeting online. The most ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. After reviewing almost 30 years of signals, University of ...

The Avatar video game is better than the movies. I say this as someone who has dumbly adored James Cameron’s Avatar movies for a long time. The original 2009 film was my first ever midnight premiere, ...