Following Rihanna's latest move from her platinum blonde straight do to raven black with a shaved side, we take a look at some other stars who have undergone some dramatic transformations of their own.
Sure, the years have been kind to the Jennifer Aniston's out there, but there plenty of celebrities - including her we'd guess - that would cringe at some of the photos still doing the rounds.
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.
Confused Apple customers are finding coins in their MacBooks.
High levels of iron help prevent hearing loss, a study has claimed.
A software engineer has constructed a fingernail-sized engine made of paper and it totally works!
Conspiracy theorists claim that there is a mysterious alien based pyramid in the Antarctic.
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