In Britain, like most of the developed world, stem-cell research is regarded as a great opportunity. America will be left behind if it doesn't change policy.

Stephen Hawking

More from: Stephen Hawking
In Britain, like most of the developed world, stem-cell research is regarded as a great opportunity. America will be left behind if it doesn't change policy.

DOWNLOAD

You are free to use this picture for any purpose including commercial. A credit linking back to this page is appreciated.