The radiation left over from the Big Bang is the same as that in your microwave oven but very much less powerful. It would heat your pizza only to minus 271.3*C - not much good for defrosting the pizza, let alone cooking it. ↗
I would like nuclear fusion to become a practical power source. It would provide an inexhaustible supply of energy, without pollution or global warming. ↗
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. ↗