Watch science experiments level up from beginner to extreme as we go from simple setups to mind-blowing reactions and builds. Perfect for curious minds, students, and anyone who loves fun, visual, and ...

Science experiments are fun—but doing 100 in 24 hours is a serious challenge.

From a telescope network that spans much of the globe to a psychology study that spans 67 countries, here are the biggest science experiments on the planet. When you purchase through links on our site ...