He really is 'the Don' when it comes to going that extra mile for a good cause. He teamed up with Midge Ure in the 80s to stage Live Aid, raising millions to help poverty in Africa.
The Band Aid single 'Do They Know It's Christmas' was such a success that a whole new generation of celebs united again to make a new version in 2005, ahead of the Live 8 concert.
22,000 people agreed to clean toilets for WiFi because they did not read the terms.
Tools designed to ensure computer code in smart cars does not crash has been inspired by hungry penguins.
The rounded sleeping capsules send guests drifting into ocean before arriving on desert island by morning.
Sitting on the saddle activates the part of the brain responsible for learning, a study has claimed.
Scientists are appealing for more people to donate their brains for research after they die.
Life on Earth may have arrived from Mars on an asteroid, scientists have claimed.
Lunar mission scheduled at the end of 2017 could find out if beer can be brewed on the moon.
A bottle used to teach children how far litter can travel ended up on Scottish beach after 8,700-mile journey.