Earth & Environment
How a Bolide Impact Killed the Dinosaurs: The Chicxulub Chain of Catastrophe
The Chicxulub bolide impact 66 million years ago triggered a global chain of catastrophes, including a prolonged period of darkness that collapsed photosynthesis and led to the extinction of non-avian dinosaurs and 75% of Earth's species. Understanding this event's specific mechanisms is key to comprehending mass extinctions.
David Grossman·June 25, 2026
