This Video of a Giant Vortex Awakened Fears in Me I Didn't Know I Had

My thoughts, in order, upon viewing this drone footage of a “giant intake vortex” in an Oklahoma waterway: Hey, cool, a vortex! Wow, it is, indeed, giant looking. Big enough to swallow a person, surely. What would that be like? Dreadful, I bet. Wait, why am I sweating? Oh god. Oh god, it’s looking at me. » 6/24/15 12:02pm 6/24/15 12:02pm

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