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Watch This Tennis Ball Disappear Before Your Eyes

You’re looking at high-speed footage of a tennis ball being served at 142 miles per hour. The video (below) was recorded at 6,000 frames per second. In the span of twelve frames—two thousandths of a second—the ball transmutes from a sphere into a fuzzy green patty, all but disappearing behind the rim of the racquet. » 7/01/15 2:20pm 7/01/15 2:20pm

High-Speed Video Reveals The Source Of That Incredible After-Rain Smell

That smell has a name. It's called petrichor. For decades, scientists have speculated on where this smell comes from, but the mechanism behind the phenomenon has remained elusive. Now, researchers at MIT studying high-speed video of raindrops think they've found the answer: The smell is released in tiny aerosol clouds… » 1/15/15 5:30pm 1/15/15 5:30pm

Bubbles popping at 18,000 fps is every bit as mesmerizing as it sounds

This is the slowest video YouTube's "Slow-Mo Guys" have ever done. That, in and of itself, is saying something. That it happens to be a video of bubbles popping just turns the whole viewing experience up to 11. Don't get us wrong, bursting bubbles has always been fun — but doing it turned down thousands of times… » 2/25/13 2:40pm 2/25/13 2:40pm