"Sooner or later disasters such as an asteroid collision or a nuclear war could wipe us all out, But once we spread out into space and establish independent colonies, our future should be safe."

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.

While there's life, there is hope.

Among physicists, I'm respected I hope.

Money is not everything. There's Master card & Visa.

thus, in a sense, we are all doomed. even if we stay away from black holes

Children in backseats cause accidents. Accidents in backseats cause children.