Angelina Jolie has one of the most iconic pair of lips in the business: full and sensual with a perma-pout top lip. It's this 'kiss' lip expression that she's mainly known for, but when she smiles she engages in a whole different form of body language messaging.
Although her smile retains a softened lip expression, the top lip narrows while the bottom lip becomes more prominent and noticeable.
This creates a smile that is less about sex and more about a nurturing sense of warmth and friendliness.
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.