According to an alternative model of how intelligent life emerges on planets like Earth, the existence of aliens—and human ...

How black holes grow to monstrous scales is one of astronomy's prevailing enigmas. A new record-breaking dataset, which ...

Amid persistent and frequent record heat, it may be surprising to hear that Earth is currently relatively cool — at least in ...

Researchers present an alternative to the long-held “hard steps” theory to explain the evolution of complex life, suggesting ...

Humankind shares the planet with all sorts of weird and wonderful creatures, from rare deep-sea mysteries, to black wolves, ...