Paleontologists have long debated whether small tyrannosaurs were their own species or simply teenage T. rexes. This debate ...
About 66 million years ago, an asteroid slammed into what is now Mexico, forming the Chicxulub crater. This impact wiped out ...
Smithsonian Magazine on MSN
The Dinosaurs of North America Were Thriving Up Until an Asteroid Wiped Them Off the Face of the Earth, Scientists Argue
Sixty-six million years ago, life on Earth was paid a visit by a very unwelcome guest: the Chicxulub impactor, an asteroid ...
A massive crater hidden beneath the Atlantic seafloor has been confirmed as the result of an asteroid strike from 66 million ...
Of all the mysteries surrounding dinosaurs, none has sparked more debate than how their era ended—was it a gradual decline or a sudden catastrophe? A new study led by Andrew Flynn of New Mexico State ...
What really happened around the time when the asteroid smashed into Earth 66 million years ago? Scientists may finally have ...
Live Science on MSN
Rare fossils in New Mexico reveal dinosaurs were doing just fine before the asteroid annihilated them all
New dating has revealed that New Mexico's last dinosaurs were healthy, diverse and thriving at the end of the Cretaceous ...
Astronomers have identified a skyscraper-sized asteroid, 2025 SC79, orbiting incredibly close to the Sun and at a near-record speed. This 'twilight as ...
It looks like it could have been laid yesterday. But this incredible dinosaur egg, recently unearthed in Argentina, dates ...
Around 66 million years ago, the reign of the dinosaurs came to a fiery end. An asteroid about 7 miles (12 kilometers) wide, ...
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 ...
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