Mars. From forming black holes to phantom dark energy, discover the cosmic mysteries astronomers uncovered last year.

Even though they were preceded by classics or audience favorites, these 10 sequels didn't come close to approaching the magic ...

A metallic-looking rock sitting on the Martian surface has jolted a mission that was already rewriting what we know about the ...

Interstellar comet 3I/ATLAS has gotten new viral claims that it is targeting the Sun with strange wobbling jets. We break ...

Interstellar object 3I/ATLAS has triggered a global scientific alert after emitting mysterious radio signals, prompting NASA ...

Rocky's win over Drago in Rocky III and Truman's grand exit in The Truman Show are a few of the all-time most cheer-worthy ...

"Star Trek" is home to countless alien species, many of whom offer beloved characters. Some are not. We rank the 10 most ...