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, ...
Today I learned how to blow bubbles under the water. Not just any old ordinary underwater bubble-blowing, mind you, but very precise underwater bubble-blowing. It may not seem like the most important ...
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