Far removed from her beginnings as the stroppy teenager in 'My Father the Hero', Heigl has blossomed thanks to teen alien drama 'Roswell' and most significantly in 'Grey's Anatomy', going on to command a paycheque as hefty as some of Tinsel Town's greatest stars.
For action-comedy 'Killers' and romcom 'Life as we Know It', Heigl earned $12m apiece setting her up as the 25th richest star in Hollywood and one of the top earning females.
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.