Kerrie Hancox, George Deka and daughters Clare and Ella.

Sperm donor fights for rights as father

George Deka, Kerrie Hancox and their two daughters may seem like a conventional family of four. However their story is actually so modern that the nation's legal system is yet to catch up with them. 

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Five contraceptives of the future

A remote-controlled contraceptive chip, an "origami condom", an internal ring that can kill off HIV as well as prevent pregnancy.

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