Hi, what do you want to do?
SciShow
6 Weapons That Changed Human History Forever
Sometimes, humans invent a technology that changes the game. From ancient hand axes to gunpowder, here are 6 weapons that changed the course of human history.<b<br/>r/>
Hosted by: Reid Reimers (he/him)
Hosted by: Reid Reimers (he/him)
SciShow
The Physics of "Punkin Chunkin"
"Punkin Chunkin" is the United State's annual contest to see whose homemade machine can hurl a pumpkin the farthest (without explosives!). Every November, thousands of amateur engineers converge on a farm in Delaware to put their...
TED-Ed
TED-ED: The city of walls: Constantinople - Lars Brownworth
The world owes much of its cultural legacy to Constantinople's walls. When Constantinople was under seige by neighboring enemies, the Roman city's elaborate system of moats, outer walls, and inner walls stood tall. Surviving numerous...
Next Animation Studio
China’s powerful new carrier almost ready to sail
Beijing’s powerful new aircraft carrier is more modern than U.S. carriers in some important capabilities.
SciShow
The Physics of "Punkin Chunkin"
The Guinness world record for pumpkin chucking is 5,545.42 feet by a pneumatic cannon in 2010. Explore the physics behind throwing squash for distance competitions with a video that lists the various competition categories including...
Steve Spangler Science
Desktop Catapult - Sick Science! #045
This is bound to be the favorite lesson of the year for your physics class since they design desktop catapults. They can experiment with angles, weight, and trajectories. Instructions are provided for making the catapult out of a plastic...