Yep, this handgun won't work unless a PIN-equipped watch is within close range of it.
They may not go boom, but these rounds might help tomorrows troops more than the best drones out there.
The European Space Agency's sonic rocket launch simulator is loud enough to make your head explode.
Ooh, that's gonna leave a mark. And a splat.
Lockheed Martin demonstrates a 30-kilowatt "weapons grade" fiber optic laser.
If guns really are the great equalizer, these suckers are the most equalizing of the bunch.
A third 3D-printed gun has surfaced and it's made of pure metal.
Frog, much? The amphibious, Russian ADS assault rifle can alternate in air or water, no fins required!
Another exciting day for kinda lethal at-home science! Fans of birthday cakes note that what you are about to see is graphic in nature.
As long as we're all going to be killing one another with plastic guns, we may as well have a few options.