Imagine a super-advanced alien civilization that needs insane amounts of energy way beyond our puny solar panels and wind ...

The traditional astrophysical recipe for life as we know it is quite simple: Get a rocky, gas-shrouded world in a “habitable zone” orbit around a star so that it’s not too hot or too cold. Then just ...

Accelerated to high energies, the particles making up cosmic rays aren’t exactly friendly to life. At least, not to life as we know it. According to a new theory, they could spark a chain of reactions ...