Lightning, Electric Scooters, News Roundup. Aug. 16, 2019, Part 1

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Lightning during a heavy rainstorm is one of the most dramatic phenomena on the planet—and it happens, somewhere on Earth, an estimated 50 to 100 times a second. But even though scientists have been puzzling over the physics of lightning for decades, stretching back even to Ben Franklin’s kite experiment, much of the science remains mysterious. Ira and IEEE Spectrum news editor Amy Nordrum speak with Farhad Rachidi, a lightning researcher at Säntis Tower in Switzerland, as well as Bill Rison, a professor of electrical engineering at New Mexico Tech and Ryan Said, a research scientist at Vaisala, about what potentially causes lightning, lightning-sparked wildfires, and why it's hard to study…