SciShow: We Know Exactly When Dinosaurs Went Extinct

Teacher or professor: SciShow
Subject: Science
Content of the Lesson: Visit http://brilliant.org/scishow/ to get started learning STEM for free, and the first 200 people will get 20% off their annual premium subscription. During the age of dinosaurs, a massive asteroid slammed into the Earth, bringing an end to most life at the time. And thanks to new fossil evidence, we've been able to pinpoint a time of year for this event that happened millions of years ago. Hosted by: Michael Aranda SciShow is on TikTok! Check us out at https://www.tiktok.com/@scishow ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Huge thanks go to the following Patreon supporters for helping us keep SciShow free for everyone forever: Tomás Lagos González, Sam Lutfi. Bryan Cloer, Christoph Schwanke, Kevin Bealer, Jacob, Jason A Saslow, Nazara, Tom Mosner, Ash, Eric Jensen, Jeffrey Mckishen, Matt Curls, Alex Hackman, Christopher R Boucher, Piya Shedden, Jeremy Mysliwiec, charles george, Chris Peters, Adam Brainard, Dr. Melvin Sanicas, Harrison Mills, Silas Emrys, Alisa Sherbow ---------- Looking for SciShow elsewhere on the internet? SciShow Tangents Podcast: https://scishow-tangents.simplecast.com/ Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Instagram: http://instagram.com/thescishow #SciShow ---------- Sources: https://www.nature.com/articles/s41586-022-04446-1 https://www.nature.com/articles/s41598-021-03232-9 https://www.smithsonianmag.com/science-nature/asteroid-that-decimated-the-dinosaurs-struck-in-spring-180979621/ https://www.nature.com/articles/nature10982 Images: https://www.flickr.com/photos/50306086@N07/4879003901 https://commons.wikimedia.org/wiki/File:Chicxulub_impact_-_artist_impression.jpg https://commons.wikimedia.org/wiki/File:Tanis_site_photograph.jpg https://en.wikipedia.org/wiki/File:North_america_65mya.png https://commons.wikimedia.org/wiki/File:Map_of_North_America_with_the_Western_Interior_Seaway_during_the_Campanian_(Upper_Cretaceous).jpg https://commons.wikimedia.org/wiki/File:Tanis_fossil_site,_fish_with_ejecta_clustered_in_the_gill_region.jpg https://commons.wikimedia.org/wiki/File:Paddlefish_Polyodon_spathula.jpg https://commons.wikimedia.org/wiki/File:Acipenser_oxyrhynchus.jpg https://www.nature.com/articles/s41586-022-04446-1/figures/2 https://www.nature.com/articles/s41598-021-03232-9/figures/2 https://commons.wikimedia.org/wiki/File:Yanosteus_longidorsalis_MHNT.jpg https://commons.wikimedia.org/wiki/File:Zooplankton.jpg https://www.istockphoto.com/photo/fossil-fish-gm96672769-583499 https://www.nature.com/articles/s41586-022-04446-1/figures/7 https://commons.wikimedia.org/wiki/File:%D0%9B%D0%B8%D1%87%D0%B8%D0%BD%D0%BA%D0%B0_%D0%BF%D0%BE%D0%B4%D0%B5%D0%BD%D0%BA%D0%B8,_%D1%82%D0%B5%D0%BC%D0%BD%D0%BE%D0%B5_%D0%BF%D0%BE%D0%BB%D0%B5.jpg https://commons.wikimedia.org/wiki/File:%D0%9E%D0%B4%D0%BD%D0%BE%D0%B4%D0%B5%D0%BD%D0%BA%D0%B0.jpg https://www.istockphoto.com/photo/palingenia-longicauda-gm1049362746-280645668 https://www.storyblocks.com/video/stock/abundance-of-blooming-wild-flowers-on-the-meadow-at-spring-time-346735598 https://www.istockphoto.com/vector/tilt-of-the-earths-axis-and-earths-season-gm695485360-128624653 https://www.istockphoto.com/photo/model-of-a-dinosaur-park-gm157684742-14510876 https://www.istockphoto.com/vector/seamless-black-dice-isolated-on-white-gm1307376965-397661859


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