Tags » Chicxulub

K/T Boundary Session

This morning’s extinction session at GSA 2014 brings together geologists, including Gerta Keller and Walter Alvarez, trying to decipher the timing and cause of mass extinction events, including the demise of non-avian dinosaurs. 37 more words

Paleontology

The Bad Luck of Extinction

Bad genes or bad luck? That’s the subtitle of ExtinctionDavid Raup’s romp through Earth history from his viewpoint as a preeminent palaeontologist. Raup (along with colleague Jack Sepkoski) became somewhat well known for their theory that… 899 more words

History

Mass Extinction, Pt 1 of 3: What Killed the Dinosaurs?

For drama, you can’t beat that one explanation of the K/T extinction: A giant asteroid smacks into the Gulf of Mexico, causing the equivalent of our greatest fear (global nuclear war, minus radiation) and knocking over the dinosaurs like so many bowling pins. 2,217 more words

Hazards

Catch A Falling Asteroid...

NASA plans to catch an asteroid and tow it into orbit around the Moon.

Whatever for? What are asteroids anyway? Won’t it crash into Earth? 1,407 more words

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