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 ...
USA Today

Neil deGrasse Tyson wants us to 'demand' an alien (and say this when you meet one)

When Neil deGrasse Tyson was 9 years old, he visited the Hayden Planetarium for the first time. Growing up gazing into light pollution in the Bronx, he had no idea there were that many stars. “I was ...
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What would aliens really look like? Here's what the science says. And no, it's not little green men.

The search for alien life has captured the popular imagination for decades. Are they friendly… intelligent… green? The average person may conceive of alien life as anything from the large-brained ...