rift valley

‘Origins’: Humans have been shaped more by Earth’s evolving geography than by genetics

In astrobiologist Lewis Dartnell's newest book, Origins: How the Earth Made Us, he outlines how geology has shaped human evolution ...
earth

Earth’s carrying capacity and why the status quo ‘could be collectively suicidal’

The co-founder of the Breakthrough Institute has a cheery vision of the future. If only that vision were plausible ...
cosmos

Extraterrestrial life may have different chemistry, but evolutionary forces will be Earth-like

If the forces of natural selection have shaped the development of life on Earth, there's no reason to believe those ...