These Rocks Are Petrified Lightning

Subscribe to the SciShow Rocks Box this month to get 20% off your first Rocks Box for May to receive your own Fulgarite here! https://complexly.store/collections/frontpage Although they form in an instant when lightning strikes, fulgurites are critical clues to how the world changed over thousands of years. Hosted by: Reid Reimers (he/him) ---------- Support us for $8/month on Patreon and keep SciShow going! https://www.patreon.com/scishow Or support us directly: https://complexly.com/support Join our SciShow email list to get the latest news and highlights: https://mailchi.mp/scishow/email ---------- Huge thanks go to the following Patreon supporters for helping us keep SciShow free for everyone forever: Shaji John, Timos Gies, Jon Coffman, Anita, Anne Herrington, Ashley Moquin, yeyette, David Johnston, Cye Stoner, Jp Lynch, Bethany Matthews, Chris Curry, J.V. Rosenbalm, Blood Doctor Kelly, Toyas Dhake, Reed Spilmann, Garrett Galloway, Friso, Lyndsay Brown, Jeremy Mattern, Eric Jensen, Jaap Westera, Matt Curls, Joseph Ruf, Adam Brainard, Steve Gums, Kevin Knupp, Chris Mackey, Kevin Bealer, Piya Shedden, Jason A Saslow, Alex Hackman, Chris Peters ---------- Looking for SciShow elsewhere on the internet? SciShow Tangents Podcast: https://scishow-tangents.simplecast.com/ TikTok: https://www.tiktok.com/@scishow Instagram: http://instagram.com/thescishow Facebook: http://www.facebook.com/scishow Bluesky: https://bsky.app/profile/scishow.bsky.social #SciShow #science #education #learning #complexly ---------- Sources: https://docs.google.com/document/d/e/2PACX-1vRvUoHlUqGLDzoxP4t0eKaPU0y6IbsJzZjks2GbRbNeOOzl0vK5crlAYqqFv7-uO8v9Ck2-9cCFLg4N/pub