Who?: Gillian is best known for inspecting people's poo in an effort to help them eat more healthily.
McKeith was voted out after 17 days of moaning and annoying her campmates for refusing to take part in trails.
She told hosts Ant and Dec: "I'm so happy, I'm so happy I cannot tell you! I'm the happiest person alive."
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.
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