Lightning “megaflash” stretching 515 miles long is recognized as new world record
A lightning flash that extended 515 miles from eastern Texas to near Kansas City, Missouri, in 2017 was recognized Thursday as a new world record. The flash — dubbed a “megaflash,” or a single continuous long horizontal flash that can initiate up to hundreds of cloud-to-ground strikes — happened on Oct. 22, 2017, according to…