Some 66 million years ago, a 10-kilometer asteroid hit Earth, triggering the extinction of the dinosaurs. New evidence suggests that the Chicxulub impact also triggered an earthquake so massive that it shook the planet for ...
Earth Sciences
Oct 6, 2022
0
175
When the Chelyabinsk fireball exploded across Russian skies in 2013, it littered Earth with a relatively uncommon type of meteorite. What makes the Chelyabinsk meteorites and others like them special is their dark veins, ...
Astronomy
Oct 4, 2022
0
130
Watching the skies for large asteroids that could pose a hazard to Earth is a global endeavor. So, to test their operational readiness, the international planetary defense community will sometimes use a real asteroid's close ...
Astronomy
May 31, 2022
1
184
While the popular Netflix movie "Don't Look Up" has raised public consciousness to the potential catastrophic effects of asteroid impact to planet Earth, new research sheds light on how the Chicxulub impact 66 million years ...
Earth Sciences
Mar 21, 2022
0
107
A small asteroid hit Earth's atmosphere over the Norwegian Sea before disintegrating on March 11, 2022. But this event wasn't a complete surprise: Astronomers knew it was on a collision course, predicting exactly where and ...
Space Exploration
Mar 15, 2022
2
869
An asteroid impact can be enough to ruin anyone's day, but several small factors can make the difference between an out-of-this-world story and total annihilation. In AIP Advances, a researcher from the National Institute ...
General Physics
Dec 21, 2021
0
69
More than 66 million years ago, an asteroid impact led to the extinction of almost three-quarters of life on Earth. The little life that was left had to struggle, and research into its tenacity can provide key insights into ...
Cell & Microbiology
Dec 20, 2021
0
50
In a study released Wednesday, NASA researchers used precision-tracking data from the agency's Origins, Spectral Interpretation, Resource Identification, Security-Regolith Explorer (OSIRIS-REx) spacecraft to better understand ...
Astronomy
Aug 11, 2021
0
314
The near-Earth object was thought to pose a slight risk of impacting Earth in 2068, but now radar observations have ruled that out.
Space Exploration
Mar 26, 2021
12
1254
The 49ers who panned for gold during California's Gold Rush didn't really know where they might strike it rich. They had word of mouth and not much else to go on.
Space Exploration
Jun 1, 2020
0
63
