'Sister, Sister' (1994-1999)
The escapades of double trouble duo played by the real-life twins were a regular sight on teenagers' screens during the 90s.
They starred in the kid's US comedy as reunited twins who had been separated at birth. After studying psychology at Pepperdine University in Califormia, the pair went on to star in the comedy 'Hot Chicks' before pursuing solo careers.
In 2008, Tia wed actor Cory Hardrict with Tamera as maid of honour (don't worry we can't tell them apart either). Tamera currently stars in 'Roomates', a sitcom about 20-years-olds who move in together after university.
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.
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