Back in February 2007, the actress travelled to India on behalf of the charity Oxfam. She visited an Oxfam-funded school in the north Indian state of Uttar Pradesh, set up to educate children from the "untouchable" Dalit caste. Johansson then went on to Sri Lanka where the charity is helping to rebuild the lives of those who suffered in the Tsunami.
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.