Have you ever sat down and thought “I wonder if a trebuchet could launch a projectile at supersonic speeds?” Neither have we. That’s what separates [David Eade] from the rest of us. He didn’t just ask ...

Oh yes. I know I already did this. However, it was a long time ago with crappy looking graphs. I can do better. The textbooks say that the maximum range for projectile motion (with no air resistance) ...

Figure 1: Formation of Copernicus crater by a low-speed impact. Figure 3: Impact velocity distribution on the Moon. The planetary geology community has not previously considered the possibility that ...

The projectile is fired using an electromagnetic design similar to a railgun, at insane speeds around 6.5 km/sec (23,400 km/h, 14,540 mph), or just under 19 times the speed of sound. It's aimed ...

It is that FIRST Robotics competition time of the year. Basically, in FIRST, high school students work in teams to build robots that compete in specific tasks. Apparently, this year a task involves ...

Engineers in England have achieved nuclear fusion by firing a giant gun at a fuel sample. Researchers at First Light Fusion designed the method to be as simple as possible, and a viable alternative to ...

Vomiting is something that everyone will experience at some point. It’s typically accompanied by a wave of nausea, and a queasy feeling in the stomach afterward. ‌ Projectile vomiting is when your ...