There's An Invisible Ocean Between These Fossils

This is the hundred-year tale of how an unlikely bunch of bottom-dwelling marine critters helped reveal that ocean basins are basically reincarnated every few hundred million years. ***** PBS Member Stations rely on viewers like you. To support your local station, go to http://to.pbs.org/DonateEons ***** Eons is a production of Complexly for PBS Digital Studios. Super special thanks to the following Patreon patrons for helping make Eons possible: A.B. Heckert, Steve, IAmHere, Deanna Hernandez, Eric Franklin, Morgan, AllPizzasArePersonal, Aaditya Mehta, Wookiee Henderson, Travis Bauer, Kevin Lacson, SKS PHD, Lianne Lairmore, Randall George, Walter Ray-Dulany, Amanda Putz, Ashley Glenn, Ruth Orr, Steven Kern, Alex Hackman, lyric1981, Steve Hill, Nquiztor, raus , Collin Dutrow, Eric Edwards, John H. Austin, Jr., Willie, Annemiek Arkema, Paleo Analysis, John Celio, Jennifer Courtemanche, Stephen Patterson, Darb, Christopher Samuel, Beth-Ann Cheney, Sarah Grunow-Mau, Gizmo, Albert Folsom, Dan Caffee, Katherine Smith, Karen Farrell, Jason Rostoker, Jeff Graham, Brian Clubb, Nomi Alchin, Mary Tevington, Duane Westhoff, Hillary Ryde-Collins, Yu Mei, Betsy Radley, Jonathan Rust, Nick Ryhajlo, Nathan Paskett, Irene Wood, CalamityBangs, Mark Talbott-Williams If you'd like to support the channel, head over to http://patreon.com/eons and pledge for some cool rewards! Want to follow Eons elsewhere on the internet? Facebook - https://www.facebook.com/eonsshow Instagram - https://www.instagram.com/eonsshow/ Bluesky - https://bsky.app/profile/pbseons.bsky.social #Eons References: https://docs.google.com/document/d/1ZhJeXOhpDJ1nq8G7w4szCHhW-jW0m1UwqnhQrXawXMA/edit?usp=sharing