Science Correspondent, BBC
BBC Science Correspondent
newscientist.com — Once again, controversy is swirling around a paper describing human embryonic stem cells created by cloning. Just over a week ago, researchers led by Shoukhrat Mitalipov of the Oregon National Primate Research Center in Beaverton announced their success in achieving the feat.
bbc.co.uk — Nasa's Curiosity rover has drilled a second rock sample to deliver to its onboard laboratories. The powder was taken from the interior of a target dubbed "Cumberland" by the science team. This rock is about 2.75m from the site where the rover acquired its first drill sample in February.
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