It was reported on August 6, that Michael Peterson, Executive Vice President at SEI Investments SEIC executed a significant insider sell, according to an SEC filing. What Happened: After ...

A jaw-dropping 515-mile lightning bolt lit up the skies from Texas to Kansas City, smashing previous records and reshaping our understanding of extreme weather. Thanks to advanced satellite tech ...

ATLANTA — It’s not often a scientist breaks a world record — let alone their own — but that’s exactly what Dr. Michael Peterson has done. An applied physicist at the Severe Storms ...

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Michael Peterson/GTRI Megaflash hot spots include the U.S. Midwest and southeastern South America, site of the previous record-holder, a 709-kilometer-long bolt over parts of Brazil and Argentina.

Less than 1% of thunderstorms produce megaflash lightning, according to satellite observations analyzed by Michael Peterson at the Georgia Tech Research Institute.

Peterson is first author of a report in the Bulletin of the American Meteorological Society documenting the new lightning record. Most lightning flashes are limited to less than 10 miles in reach.

The total length tracing along the lightning bolt itself would stretch well beyond 1000 kilometres. “A mega-flash can go a mega-metre,” says Peterson.