Healing
We're not there yet, but this discovery is a giant step towards truly and actually being able to regenerate not only lost tissue, but lost limbs. It's not science fiction, people. It's science!
http://www.sciencedaily.com/releases/2010/03/100315161913.htm?utm_sourc…)
http://www.sciencedaily.com/releases/2010/03/100315161913.htm?utm_sourc…)