Back in 2000, Big Brother let 11 contestants enter the house. Latter series saw 16 housemates walk through the door on launch night and then four more were thrown in for good measure a week later - totalling 20 entries into BB9.
How can viewers possibly get to know the characters when we are overwhelmed with new faces? There simply isn't enough camera time for fans to get to know who they like/dislike.
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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