And People Say Guns Are Worst Weapon Troubling The Human Race

This will get the antis' panties in a wad. Or not. There is a giant ray gun pointed at the Earth. And this isn't Buck Rogers 25th Century stuff. It's real, scientists say.

A spectacular rotating pinwheel system just down the astronomical road from Earth — 8,000 light years away — includes an unstable Wolf-Rayet star that could explode. A Wolf-Rayet star is the last step on the way to a supernova — the explosion of a star at the end of its life.

Scientists fear this box-seat view might put us in the firing line when the system finally explodes.