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

As Earth approaches warmer levels experienced earlier in its geologic history, it may be bad news for human survival.

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

Humans have evolved an exceptionally high metabolic rate, unlike any other known animal. Unlike primates that conserve energy by being less active, humans can stay on the move thanks to sweating, ...

In Greek mythology, a chimera is a grotesque hybrid. But chimeras are not just tales. Here's how some scientists have been ...

Researchers analyzed human motivation from an evolutionary perspective, identifying 15 key motives that drive behavior.

In a world increasingly shaped by secularism and scientific empiricism, a paradox emerges: the enduring belief that history has direction, meaning and purpose—a secularized form of providentialism.

Beauty follows objective patterns in nature, guided by evolution and mathematics. The Fibonacci sequence and Golden Ratio ...

Masha, the Half-wild Rescue Cat Who Rescued Me," Caleb Carr recounts his extraordinarily loving, therapeutic friendship with ...

The extinction of the largest dinosaurs to walk the Earth may have played a critical role in creating an environment that ...

As recently as 2007, a survey of liberal and radical criminologists found they attribute crime mainly to such causes as an ...