Troubled Kerry Katona checked herself into The Priory after the knifepoint robbery at her home.
The ex-Atomic Kitten singer said she had been struggling to cope since the 150,000 raid, which left her fearing for her life and that of her five-month-old daughter Heidi.
The source told The Sun: "It has nothing to do with drugs or drinking. It is all to do with depression. And it has obviously been triggered by what happened at her home the other night."
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.