When it comes to the search for life elsewhere in the universe, methane and other chemical compounds are seen as signs of ...

Are we alone in the universe? Consider mysterious "extraterrestrial" radio signals. Unexplained gases on other planets.

The study tested 267 soldiers, finding that 20 minutes of activity strongly predicts performance on the Armed Forces ...

MRIC on Guam is not a magic shield, it is the Marine Corps testing whether stand-in forces can survive China’s first missile salvo and keep fighting inside the weapons engagement zone.

Military history is much more than battlefield trivia. Stacker took a look at 25 recent "Jeopardy!" questions about the ...

From The Thing to Blade Runner, Aliens to Tron, these ’80s sci-fi classics prove practical effects can still outshine modern ...

Lionfish, mitten crabs and “sea vomit.” Meet eight marine species inadvertently brought to new territory that are taking the ...

At the end of Marine Corps boot camp, female recruits are thrown into “The Crucible”—a brutal 54-hour ordeal designed to ...

Donald Trump has nominated former Oklahoma state trooper Lance Schroyer as ICE director, promising migrant deportations at a ...

A published report says a U.S. fighter pilot whose aircraft was downed in Iran earlier this year shared a startling account ...