Could alien organisms survive in temperatures that would kill humans instantly? Science is revealing how far life can adapt

Earth already contains organisms that survive conditions humans could never endure. Alien life, if it exists, may force ...

Could aliens have visited Earth before humans developed civilization? Some scientific clues keep the question alive

Earth’s deep past leaves plenty of unanswered questions. None currently proves an alien visit, but scientists know the ...
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If you believe aliens are real, science may be on your side

The question of whether aliens exist is not a new one. In science fiction films and books, people have wondered if we’re the only life in this universe and what that can imply for universes beyond ...
YAHOO!

What if aliens don’t need planets to survive? Scientists have considered some extraordinary possibilities

Alien life may not need the kind of home humans instinctively search for. Some of the strangest possibilities begin once ...
Los Angeles Times

Science could finally discover aliens. What does that mean?

Are we alone? Is life around us a cosmic accident that only happened once on this lonely planet, making human beings the only technological civilization anywhere? Or is the universe teeming with life, ...
CBC.ca

Aliens may pose risks, says Hawking

British astrophysicist Stephen Hawking says aliens are out there, but it could be too dangerous for humans to interact with extraterrestrial life. Stephen Hawking, shown at Cape Canaveral, Fla., in ...