That gigantic gear had 130 teeth. The bike had wooden rims to keep it from overheating. It weighed 45 pounds. And it went fast. As. Hell.
Richard Turere's invention will keep lions from killing cows, which will keep humans from killing lions.
A new study found that the number of forest elephants in Africa has dropped by two-thirds over the past decade, to just 100,000.
If Fox News wanted to hire this kid as science correspondent, we wouldn't object.
Steven Kutcher is an entomologist, but he's so much more than that. He is a visionary, and his bugs are the vehicle for that vision.
Some robot builders have built a robot that throws cinderblocks. They are still working on the aim.
If you want more yelling goats, here they are. But if you want more after this video, you'll probably have to start a backyard farm.
Rio's Carnival has adopted a program called Power to the Pee, where pee running over turbines creates energy to power the event's sound system.
Shrinking a building floor by floor may be slower and less awesome-looking than blowing it to Kingdom Come, but it also creates a lot less noise, dust, and debris.
We've devised the world's shortest survey to find out what kind of actions our readers are taking. You know you want to.