STEM cells have helped dogs with muscular dystrophy to walk again. Doctors hope a similar approach in humans could lead to more complete improvement than the other leading contender for a cure - an RNA-blocking drug now in clinical trials.

Full Story: New Scientist (via Great News Network).

Embryonic stem cells, the controversial and versatile cells that seem able to do just about anything, have now expanded their repertoire into cancer prevention. A vaccine made from these cells shields mice against developing lung cancer under conditions thought to mimic the effects of smoking.

Full Story: Nature (via Zenarchery).