They may be pretty to look at, but these colourful bugs are attacking garden plants across Britain. An army of exotic invaders is devouring leaves and stripping stems bare up and down the country.

For most people, just being near a bug is grounds to flip out and reach for the nearest can of Raid. Or a flamethrower. But if you're Dr. Grace Sward, an entomologist with a PhD from Ohio State ...

14:36, Tue, Nov 21, 2017 Updated: 15:38, Tue, Nov 21, 2017 About 3.8 billion years ago existence first sprang up but scientists have been unable to figure out how it started. However, the mystery may ...