An enormous, 515-mile-long flash of lightning that crossed at least three states has been named the longest in recorded history in the world. The 2017 “megaflash” stretched from eastern Texas to near ...

Lightning is a familiar sight in stormy skies, but a new report has revealed just how far some bolts can travel — in one case, more than 500 miles. That astonishing bolt sparked to life in eastern ...

That’s because thunder is the sound caused by lightning (it’s part of why dogs fear thunder). A charged, superheated lightning bolt creates a “resonating tube” as it travels. The air in the tube can ...

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