Tag: meteor
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PBS Eons: Could You Survive the K-Pg Extinction?
PBS Eons has another of their longer form videos which address major events in the history of the Earth. This one is about the K-Pg mass extinction event about 66 million years ago at the end of the Cretaceous Period. Would/could you survive? Remember, this event took out the non-avian dinosaurs, the ammonites, and many,…
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A Mysterious Crater’s Age May Add Clues to the Dinosaur Extinction
The New York Times Trilobites column has a story about a mysterious crater in Ukraine. Scientists have long questioned when the 15 mile wide Boltysh crater was formed, either before or after the Chicxulub crater in the Yucatan Peninsula, which caused the extinction of the non-avian dinosaurs at the end of the Cretaceous Period. A…
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AMNH: Asteroid Crash Course Live
The American Museum of Natural History is hosting a video course on Asteroids. Catch it over on Youtube on April 17th, 2020 at 1:30 PM. Join Curator Denton Ebel this Friday, April 17, at 1:30 pm on YouTube for a watch party of the Museum’s popular video series exploring asteroids, meteors, and meteorites. Ebel…
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800,000 Years Ago, a Meteor Slammed Into Earth. Scientists Just Found the Crater
LiveScience has a story about a century long search to find a meteor crater. About 790,000 years ago, a meteor hit the Earth and spread tektites, shiny black lumps of rock, over about 10% of the surface of the planet. The tektites were found from Indonesia to eastern Antarctica and from the Indian Ocean to…
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The Nastiest Feud in Science
The Atlantic has an article about Gerta Keller and her differences with the consensus view on the causes of the K-Pg mass extinction. It’s a good read, but there are some errors. Gerta’s position is that the meteor strike was just a bit player in the whole event. There are many good books on either…
