In this video, we take you on a journey to the Pleistocene Epoch, a time when Earth looked vastly different from today.

Scientists have created an artificial RNA system that can copy itself using simple building blocks and temperature changes.

Rocks from the Hadean Eon, the first period in the geological timescale, have been dated in Québec. These are some of the ...

Ancient oceans with phosphorus-rich waters may have supported some of Earth’s earliest microbial life, according to a new ...