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 ...

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 ...

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

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

Intelligent life in the Universe could be far more widespread than previously imagined. A new study has just shaken up a well-known theory, the "hard steps" theory, by explaining that the emergence of ...

A new model has shown that humanity might not be exceptional but instead a natural result of evolution on our […] ...

“Our existence is probably not an evolutionary fluke,” says Jennifer Macalady, a study co-author and microbiology professor ...

He imagined three possibilities. In one, intelligent life like humans generally arises very quickly on planets, geologically speaking—in perhaps millions of years. In another, it typically ...