A dude jumping on a moving trampoline is a great excuse to dive into the unexpected properties of projectile motion.

Projectile vomiting causes vomit to be forcefully sent out of the body. The causes of projectile vomiting in adults and infants are often different, and treatment varies depending on why it occurs.

Back in October of last year, the United States Army completed a demonstration of the XM1155-SC guided projectile from an M109 Paladin self-propelled howitzer. The round, which was developed by ...

The meter-long projectile was first developed exclusively as a round for the Navy's experimental railgun.