Category: The Girls
Mentor: Dannii Minogue
With the backing of last year's winner Alexandra Burke, this Londoner has been singing since she was two.
However, she became the first girl to be voted off the show following a sing off with Lloyd Daniels who had a sore throat. Cowell admitted that Adedeji sang better but he was worried about her lack of public popularity.
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.