Six volunteers emerge after spending three months in a capsule designed to test the isolation of a trip to Mars.
Full recovery for two hearts girl
A 16-year-old girl who made UK history when she had a donor heart grafted onto her own as a baby has made a full recovery.
Australia seeks new army robots
Australia launches a competition to build a new generation of military robots that can do some of the army's "dirty work".
Library book return 46 years late
A man who borrowed a library book 46 years ago for his father finally returns it, but avoids a £2,500 fine.
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