“Mr. Chair, the truth is out there.” That’s what Rep. Nate Davidson, D-Cumberland and Dauphin said during a Tuesday Pa. House ...

Billions of years ago, asteroids hitting Earth deposited metals crucial to technological advancement. Could we find even more of these metals by mining asteroids in space? Learn more in this clip from ...

Life in Space” runs until September at San Francisco’s Exploratorium, and is about the extreme conditions beyond Earth ...

Watch a playful, imaginative adventure as adorable kittens attempt a fun escape from an alien-themed cosmic scenario.

"Star Wars" has a seemingly never-ending supply of alien designs. However, these five are the worst of the bunch, falling ...

These wildly different films explore the wondrous, and sometimes terrifying possibilities of contacting extra-terrestrial ...

Researchers have looked at how particular microbes from Earth would fare in conditions like those of Mars, the moon, and the ...

Weizmann Institute of Science researchers say their statistical toolbox will be used aboard planned Israeli Aerospace Industries spacecraft, Eureka, set to reach Jupiter's smallest moon in the 2030s ...

US firm Vast is developing spinning space stations with artificial gravity to keep astronauts healthy on deep-space missions and push the search for alien life.

During the 1960s, the United States prepared to fend off nuclear missile attacks from the Soviet Union—unaware that the ...

Well, as a matter of fact, I have often had close encounters with aliens, only I never bothered to mention it here. For this ...

Science fiction stories about “alien” invaders are often political allegories for anxieties around immigration. Now, a government website depicts non-citizens as extraterrestrials.