Never-before-seen gems from far, far away
Since its launch in 1990, the Hubble Space Telescope has snapped more than a million photographs, a wealth of image data that's rarely been seen by anyone but scientists. But earlier this year, the European Southern Observatory (ESO) opened up its vast photo vault to the public, asking amateur astronomers to find gems buried in Hubble's catalogue.
After nearly 3,000 submissions, the ESO whittled down the entrants into 10 top finishers, ordering their photos from best to worst. What secret gems were hiding in Hubble's treasure chest? Click through to find out.
The BBC talks to Wikipedia founder Jimmy Wales about Yahoo's acquisition of Tumblr, in a $1.1bn deal.
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