The Cambrian Explosion in which life on Earth underwent massive diversification was likely triggered by eccentricities in Earth’s orbit around our Sun. Or so say the authors of a new paper just ...

A composite view of the Earth constructed by NASA from multiple satellite images Editor at Large Human evolution is a story writ slow. It’s been about 3.8 billion years since life on Earth emerged and ...

Two astronauts in full spacesuits with backpacks on a space walk with tethers, facing each other with hands out. The astronauts are in front of planet earth and some distant stars are also visible.

New research reveals that Earth’s so-called “Boring Billion” — a period between 1.8 and 0.8 billion years ago — was anything but dull. Scientists from the University of Sydney and the University of ...

Human evolution is a story writ slow. It’s been about 3.8 billion years since life on Earth emerged and steadily began to spread its reach from the tidal pools to the oceans to the shorelines to the ...