Snails help date Britain's last three million years

Scientists have built the most comprehensive timeline yet for working out the exact order in which geological and archaeological events happened in Britain over the last three million years. And they've done it using fossilised snails.
Snail

The mammoth 11-year project, published online in Nature, is the most comprehensive of its kind and clears up a number of archaeological and geological debates.

Read the rest of this article...