YR4, an asteroid that currently has a more than 1 percent chance to hit the Earth in 2032, catching the attention of ...

Previous studies have posited that the mass extinction that ... of sulfur-bearing rocks at the impact location, the size, velocity, and impact angle of the asteroid, and the resulting shock ...

According to scientists who maintain that dinosaur extinction ... caused by a massive asteroid or comet impact. The pattern is prevalent in quartz found at or near the Cretaceous/Tertiary (KT ...

The asteroid, designated 2024 YR4, jumped to the top of NASA's risk chart, with a slim but measurable chance of striking ...

Seventy-five percent of life on Earth was destroyed after the asteroid impact at Chicxulub, which occurred 66 million years ago. Until now, scientists have proposed various theories about the cause of ...

A fossil hunter found a lump of prehistoric vomit roughly dated to the time of the mass extinction that wiped out the ...

This graph plots extinction rates of ... was found in rocks laid down at the Cretaceous/Tertiary, or K/T, boundary. Greeted with skepticism at first, the impact hypothesis has gained strength ...

Sun-blocking dust from asteroid impact drove the dinosaur extinction ... t until 1990 that researchers linked it to the Cretaceous–Palaeogene extinction event. In 2022, a 9-kilometre-wide ...

Seventy-five percent of life on Earth was obliterated after the asteroid impact at Chicxulub, which took place 66 million years ago. Until now, scientists have proposed various theories about the ...

Scientists can readily detect this Cretaceous-Paleogene (K-Pg or K-P) mass extinction in the geological record thanks to a thin layer of pale stone enriched in iridium, a chemical element released ...

Approximately 66 million years ago, the Chicxulub asteroid ... This impact triggered a chain reaction of destructive events including a rapid climate change that eventually led to the extinction ...