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Stories by Larry Greenemeier

Sustainability

Looking at lightning's nuts and bolts with X-rays

Researchers say that x-rays may help them predict where lightning will strike by allowing them to view what happens inside bolts as they move. University of Florida and Florida Institute of Technology engineers report in the online edition of Geophysical Research Letters that lightning zaps to the ground in 30- to 160-foot (nine- to 49-meter) stages—emitting x-rays after completing each "step." Understanding how a bolt travels, they say, is crucial in determining where it will strike...

July 17, 2008 — Larry Greenemeier
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