http://www.msxnet.org/humour/terror_alert

^ Funny stuff. Just had to link it. The link to the government website doesn't work at the moment but it's pretty hilarious regardless.

From the Nuclear Blast section:

Originally: Consider if you can get out of the area

If you're within a block of a nuclear explosion, you're dead.

Erm... was that seriously on the government site? Because if so, that's scary.

EDIT: Oh my god. It is. o.O

"Try to absorb as much of the radiation as possible with your groin region. After 5 minutes and 12 seconds, however, you may become sterile. "

this is some twisted stuff...