Scientists head for the beach to find out.

A seaside conundrum has been solved: what shape is a pebble?

The answer, of course, is ‘pebble-shaped’; but now, thanks to research by a team in France and the United States, it’s possible to define what that means.

Read the story here.

Scientists head for the beach to find out.

A seaside conundrum has been solved: what shape is a pebble?

The answer, of course, is ‘pebble-shaped’; but now, thanks to research by a team in France and the United States, it’s possible to define what that means.

Read the story here.