Loved Netflix’s War Machine? Here are five must-watch sci-fi action thrillers and military sci-fi films packed with futuristic warfare, alien invasions, and high-stakes battles.

Looking for molecular evidence of life on other worlds is tricky, but a test based on the reactivity of carbon compounds ...

Scientists studying venomous insects made an unexpected discovery inside a simple lunchbox container — one that could help ...

Archerfish flout the unspoken laws of nature, where fish hunt in water, and everything else hunts… well, everywhere else!

'Star Trek: The Original Series' has a deceptively dangerous episode involving tiny, fuzzy aliens. 'Starfleet Academy' is doing it again.

A mission to Mars means astronauts will live away from Earth for three to five years — far too long to rely on shipped food.

Billions fewer birds are flying through North American skies than decades ago and their population is shrinking ever faster.