The Los Angeles Police Department has lifted a week-old moratorium on the use of certain hard-foam projectiles at protests after a federal judge revised her recent court order restricting the weapons’ ...

The Office of Naval Research is getting ready to deploy their electromagnetic Railgun for testing for the first time next year. But what is a gun without ammo? The Hyper Velocity Projectile is being ...

The USS Zumwalt (DDG-1000) is the US Navy’s latest warship, commissioned just last month—and it comes with the biggest guns the Navy has deployed since the twilight of the battleships. But it turns ...

In this video, we introduce the fundamentals of kinematics in 2D, focusing on projectile motion. Learn how to break down the horizontal and vertical components of motion, apply key equations, and ...

Projectile vomiting is a type of severe vomiting in which stomach contents can be forcefully propelled several feet away from you. It usually comes in shorter, more violent bursts than other types of ...

This is because projectile vomiting is not just throwing up. It involves more force. Sometimes, a child’s vomit, when "released," can go flying across a room. A child who vomits way too much and with ...

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.