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

The Dangers Of The Dust Bowl Included Electrocution By Hug

During the Dust Bowl, people living in northern Texas and Oklahoma had to contend with storms of flour-fine dust that could last for days. The dust blasted through the cracks in window frames and under doors, blinded people, and smothered cattle to death. But it also made people into walking tasers. » 1/12/15 6:20am 1/12/15 6:20am