Photos: Lightning over Chicago -- Chicago Tribune
Lightning | Voltage, Causes, & Facts | Britannica
Scientists capture the first ever footage of ball lightning | Daily Mail Online
What it's like to be struck by lightning - BBC Future
Photos: Lightning over Chicago -- Chicago Tribune
Image of rare triple lightning bolt captured over Chicago's night sky
Chicago Triple Lightning Strikes to Sears, Trump, Hancock - June 30 - YouTube
Lightning | Voltage, Causes, & Facts | Britannica
Does Ball Lightning Exist? | Britannica
Ball lightning - Wikipedia
Climate Change Makes Lightning More Likely. Here's Why That's a Big Deal - Inside Climate News
Can you use the phone or take a shower during a thunderstorm? These are the lightning safety tips to know. - CBS News
Spectacular lightning strikes accompany Chicago-area storms
Glass spheres forged by volcanic lightning offer clues about eruptions | PBS NewsHour
Has the ball lightning mystery been solved?
Strangest Weather On Earth: Balls of Lightning! - YouTube
Triple lightning strikes on Chicago's three tallest buildings, and an overall skyscraper lightning bonanza - June 30, 2014
Watch: Video shows massive lightning bolt striking Boston - CBS Boston
Ball lightning | Electric Discharge, Plasma & Atmospheric Electricity | Britannica
Image of rare triple lightning bolt captured over Chicago's night sky
WonderWorks Orlando on X: "#DidYouKnow there are different types of lightning?! "Ball Lightning" moves much slower than the normal lightning we are used to, AND it can get as big as 8
Ball Lightning: Weather's Biggest Mystery | Answers With Joe - YouTube
Ian Wall's photographs of lightning storms goes viral - Chicago Sun-Times
Photos: Lightning over Chicago -- Chicago Tribune
Simultaneous lightning strikes light up Chicago skyline
Physics - First Spectrum of Ball Lightning
Lightning - Museum of Science and Industry
