YouTuber and scientist Kevin Kohler—a.k.a. The Backyard Scientist—has lit a lot of stuff on fire before; including a watermelon, a rocket-blade, and various high-speed food items. In his latest video, ...

Glide alongside sharks in stunning underwater footage. From sleek reef hunters to massive great whites, the slow-motion grace and raw power of these apex predators is captured beneath the surface in ...