Controversy over Iceland's genetic heritage
Icelanders may not have the unique genetic heritage that gene-hunting firm deCODE Genetics had previously claimed, a new study suggests. The Icelandic biotech company is hunting for genes involved in common illnesses, using medical records and DNA samples from its country's people. It claims that Icelanders are more genetically similar...
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Did cloning kill Dolly?
by Juliet Tizzard
On 23 February 1997, an article appeared in the Observer newspaper heralding the arrival of the world's first mammal cloned from an adult cell, Dolly the sheep. Almost six years later to the day comes news that Dolly has died. Although the amount of press coverage that Dolly's death has...