Life on Earth appeared 300m years EARLIER than previously thought - Daily Mail

Researchers at University College London have discovered a complex structure inside the rock - a stem with parallel branches - which they say is most likely biological in origin.

The first life on Earth appeared at least 3.75 billion years ago  around 300 million years earlier than previously thought, a new study has revealed. The revelation is based on analysis of a fist-si… [+7375 chars]

full article...