Did Microbes Cause The Earth's Most Devastating Mass Extinction?

A little over 250 million years ago, our planet experienced a mass extinction the likes of which have never been seen before or since. About 90% of all species were suddenly wiped out. And new study suggests it wasn't caused by an asteroid or super-volcano — but rather methane-spewing microbes. » 3/31/14 12:00pm 3/31/14 12:00pm

Talk about the end of the world with Annalee Newitz and Seth Mnookin

Today from 12-1 PM PST, Annalee Newitz will be here talking about her new book, Scatter, Adapt and Remember: How Humans Will Survive a Mass Extinction. She'll be in conversation with MIT science journalism professor Seth Mnookin, author of The Panic Virus. And with you! Join us in a conversation about mass extinction,… » 5/14/13 11:58am 5/14/13 11:58am

Dinosaurs Went Extinct Almost Immediately After Mexican Asteroid Strike

Scientists using a new and highly precise dating technique have concluded that the late Cretaceous asteroid strike in Mexico's Yucatan Peninsula coincided almost exactly with the extinction of the dinosaurs — give-or-take a few tens of thousands of years. While it's clear that other factors were contributing to the… » 2/08/13 8:00am 2/08/13 8:00am