aliens | World Briefings

Aliens May Have No Days or Nights, and Sleep Is Out of the Question

Science

Aliens May Have No Days or Nights, and Sleep Is Out of the Question

Do aliens sleep? You may take sleep for granted, but research shows that many planets on which life can evolve...

Alien Spaceships Could Be Detected Using Gravitational Waves, Scientists Claim

Technology

Alien Spaceships Could Be Detected Using Gravitational Waves, Scientists Claim

How much do we really know about what else is out there in the universe? Let's take an outlandish example....

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