While lightning is common, this record-breaking event underscores how extreme weather phenomena can still surprise us. It also shows how modern technology helps scientists track and understand these rare occurrences—useful for both research and public safety.

A lightning "megaflash" that zipped across five U.S. states has set a new record for the longest ever detected.

A massive lightning bolt stretching an incredible 515 miles across five U.S. states has officially been declared the longest ever recorded. This "megaflash" event, detected by advanced satellite technology, highlights the awe-inspiring power of nature.

515-mile-long lightning bolt that spanned 5 states is the longest on record

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