Australia's space agency said there's a completely rational, albeit cosmic, explanation behind the mysterious orbs that ...

Could humans spread Earth life beyond our planet? Astrobiologists explain where extremophiles might survive and why the risks ...

Thus far, our search for extraterrestrial life points toward Clarke’s former point, suggesting that our little blue dot is ...

When War of the Worlds was adapted into a sci-fi series in the late 80s, the show made major changes to H.G. Wells' original ...

Got a nasty stomach bug that won’t go away? It could be cyclosporiasis, a parasitic infection that causes weeks of ...

From the lightbulb to the airplane, to medical breakthroughs and the internet age, the past 250 years have been defined by ...

China is building a deep-sea station 6,500 feet underwater in the South China Sea, and the alien world of creatures already ...