Some 66 million years ago, an errant asteroid wiped out three-quarters of all plant and animal species on Earth, most notably taking down the dinosaurs. That has long been the scientific consensus.

Earth’s most famous killer asteroid came from the outer reaches of the solar system, researchers report in the Aug. 16 Science. Now, new chemical analyses of those rock layers, which mark the boundary ...

The asteroid that led to the extinction of the dinosaurs 66 million years ago probably came from the outer solar system. Geoscientists from the University of Cologne have led an international study to ...

When an asteroid struck Earth about 66 million years ago, it wiped out some 80 percent of the planet's animals, including all of the non-avian dinosuars. Mark Garlick / Science Photo Library via Getty ...

A study adds strong evidence to the hypothesis that the deadly rock came from a family of objects that originally formed well beyond the orbit of the planet Jupiter. A study adds strong evidence to ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. When it smashed into Earth "with the energy of about 8 billion times a World War II-era nuclear ...

Some 66 million years after the Chicxulub asteroid impact kickstarted the Cretaceous–Paleogene (K-T) extinction, scientists are still finding stunning evidence of its destruction. In 2021, researchers ...