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

For decades, scientists assumed that life on Earth emerged through a chain of highly improbable flukes. But a new theory ...

"We're arguing that intelligent life may not require a series of lucky breaks to exist," said lead author Dan Mills of the ...

SETI has announced a major expansion in its search for extraterrestrial intelligence, now scanning distant galaxies for signs ...

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

Scientists challenge the idea that intelligent life is rare. They argue that evolution follows planetary changes, not random ...

A popular model of evolution concludes that it was incredibly unlikely for humanity to evolve on Earth, and that extraterrestrial intelligence is vanishingly rare.

A new study proposes intelligent life is more likely to emerge than previously thought, driven by planetary conditions.

Scientists have said that in a cosmos filled with trillions of stars, intelligent alien life will form ‘in only a matter of ...

For decades, scientists have debated whether humanity’s existence is a rare cosmic accident or the natural outcome of ...

Intelligent life may develop on planets as a rule, not an exception — increasing the odds of humanity existing beyond Earth, according to a new study. Researchers from Penn State University ...

If so, that has important effects for life throughout the universe. It suggests that life might have been likely to form ...