Scientists at The University of Texas at Austin have presented a report offering new geophysical clues to a cataclysmic event that may have killed off the dinosaurs. AUSTIN, Texas (Dec. 21, 2000) -- ...

SAN FRANCISCO — The rock and dust kicked up by an asteroid impact 65 million years ago was not enough to kill the dinosaurs, according to researchers--but the debris might have sparked a deadly ...

Scientists basically agree that an asteroid struck the Earth some 65 million years ago and its impact created the Chicxulub crater in Yucatan, Mexico. More controversial is the link between this ...

The day a massive asteroid hit our planet about 65 million years ago may have been the most chaotic day on Earth, and we’re not just talking about the mass extinction part. New research on the ...

When colossal asteroids rock Earth, it's not all doom and gloom. The menacing asteroid that wiped out non-avian dinosaurs left a colossal marine crater in what's now the Yucatan Peninsula. But after ...

Some 65 million years ago, a big rock -- a very big rock -- slammed into the southwest portion of the Yucatan Peninsula in Mexico, creating a 110- to 180-mile crater and triggering a biological ...

SAN FRANCISCO -- The rock and dust kicked up by an asteroid impact 65 million years ago was not enough to kill the dinosaurs, according to researchers -- but the debris may have sparked a deadly ...

Scientists probing a vast crater off Mexico’s Yucatan peninsula questioned a popular theory about dinosaurs on Monday, saying the collision that formed the crater happened too far back in time to have ...

The asteroid that slammed into Earth 66 million years ago left behind more than a legacy of mass destruction. That impact also sent superheated seawater swirling through the crust below for more than ...

The Chicxulub Impact Crater, located on the Yucatán Peninsula, represents one of Earth’s most significant impact structures and offers a unique window into catastrophic processes that reshaped the ...

A 65-million-year-old crater offers rare evidence. Thirty-three scientists from around the world, including one co-leader from the U.S., are collecting rock samples from the Chicxulub impact crater in ...