The last time I looked at this projectile motion lab, I was confused. My different methods for measuring the launch speed of the ball were not even close to being consistent. So, I am bringing out the ...

If you are afraid of heights, this is a super scary video. In case you are too afraid to watch it, this dude jumps off the top of a building that is listed at 129 feet and lands in water. But wait!

One of the SCO’s priorities was adapting technology from “railguns”. Such guns use neither explosives nor propellant, but instead rely on electromagnetic forces to fire projectiles at speeds of up to ...