The curious minds at What If reveal what would happen if the asteroid that killed the dinosaurs struck today. Maddow Blog | ...

way before the dinosaur-killing impact. Finding ruthenium in the Chicxulub crater samples eliminates other meteorite types and supports the hypothesis that the Chicxulub asteroid came from the ...

Philippe Claeys Previous studies have unearthed chemical signatures in the K-Pg boundary that also implicated a carbonaceous asteroid in the death of the non-avian dinosaurs and about two thirds ...

How does this tie into the theory that an asteroid killed the dinosaurs? As the theory goes, a 6-mile-wide meteor plunged into Earth near modern-day Chicxulub on the Yucatan peninsula. The impact ...

But a new study suggests that this huge asteroid wasn ... was that small mammals ate dinosaur eggs and another proposes that toxic angiosperms (flowering plants) killed them off.

They eventually linked the layer’s origin to the dinosaur-killing impact and its ... Was the impactor an asteroid instead of a comet—and if so, what type? Where in the vastness of space ...

An illustration of a large asteroid colliding with Earth on the Yucatan Peninsula in what is modern-day Mexico. 34,906 people played the daily Crossword recently. Can you solve it faster than others?

And our new data show that the Chicxulub impactor was a carbonaceous-type asteroid. RACHEL FELTMAN: So the Chicxulub impactor that killed the dinos was basically ... RACHEL FELTMAN: Wow. So the ...

The asteroid that killed most dinosaurs 66 million years ago left behind traces of its own origin. Researchers think they know where the Chicxulub impactor came from based on levels of ruthenium.

The massive asteroid that struck Earth and triggered the mass extinction of the dinosaurs is the reason we’re all here today, and if a new report on the impact is correct, it managing to ...

it triggered widespread changes on Earth and abruptly ended the reign of the dinosaurs. Now, researchers are focusing on learning the extent of the asteroid’s destructive might and the immediate ...

The asteroid responsible for our last mass ... that happened to encounter here," Tissot said. "So the one that killed the dinosaurs is really special in two ways — by what it did, and also ...