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Extinction Events


Craters and Extinctions February 19, 2016

Radio Programs

Tracking Apophis Tracking a dangerous visitor August 12, 2021

Big Fireworks II Death from a dying star December 30, 2020

Dinosaur Killer Affirming a global catastrophe November 10, 2020

Supernova vs. Megalodon Supernova versus Megalodon February 15, 2019

Zone of Death A cosmic “zone of death” August 31, 2017

Gamma-Ray Bursts IV Danger from exploding stars April 21, 2016

Comet Doom Debating the end of life on Earth January 21, 2016

Featured Images

Dinosaur-killing asteroid

A Bad Day November 10, 2020