A single asteroid descended without warning to end the reign of dinosaurs, at the peak of their size and strength. It's too cinematic an image, too archetypal a story, to possibly be true, isn't it?

An asteroid is expected to eventually hit Earth, highlighting the importance of preparing for such an event. This video explores various aspects of asteroids, including: - The catastrophic impact of ...

Learn how the emergence of new plankton species started life's swift recovery after the asteroid impact that killed most ...

This is read by an automated voice. Please report any issues or inconsistencies here. Scientists have long debated whether dinosaurs were in decline before an asteroid smacked the Earth 66 million ...

Scientists have long debated whether dinosaurs were in decline before an asteroid smacked the Earth 66 million years ago, causing mass extinction. New research suggests dinosaur populations were still ...

Fossils reveal dinosaurs were flourishing in diverse ecosystems right up until the asteroid impact ended their reign.

WASHINGTON (Reuters) - A fossil site in New Mexico with numerous dinosaurs, including the gargantuan Alamosaurus, dates to shortly before the asteroid strike that abruptly ended the age of dinosaurs, ...

Scientists have long debated whether dinosaurs were in decline before an asteroid smacked the Earth 66 million years ago, causing mass extinction. New research suggests dinosaur populations were still ...

Two T. rex dinosaurs square up for a fight in an illustration. Dinosaurs in the Cretaceous were thriving until the Chicxulub asteroid initiated a mass extinction. Mark Garlick / Science Photo Library ...

Rep. Tim Burchett (R-TN) praised President Donald Trump’s teased healthcare plan, comparing its effect to the asteroid that killed the dinosaurs. Speaking on Tuesday after Trump said he would pursue ...

Of Meteors and Buckyballs Aired February 23, 2001 - 7:40 a.m. ET . THIS IS A RUSH TRANSCRIPT. THIS COPY MAY NOT BE IN ITS FINAL FORM AND MAY BE UPDATED ...