Scientists examined rock cores taken from the Chicxulub crater in Mexico, site of the asteroid impact that triggered dinosaur extinction, and found iridium, a telltale sign of asteroids. Source: https://earthsky.org/earth/asteroid-dust-iridium-chicxulub-crater-dinosaur-extinction…
Tag: chicxulub impact
Ancient life signs under dinosaur-killing Chicxulub crater
Researchers have found evidence for an ancient microbial ecosystem in a hydrothermal system beneath Mexico’s Chicxulub Crater, thought to be the site of the impact that killed the dinosaurs 66 million years ago. Source: https://earthsky.org/space/dinosaur-killing-chicxulub-impact-crater-hydrothermal-microbial…
A Subterranean ecosystem in the Chicxulub crater
A new study reveals that the Chicxulub impact crater and its hydrothermal system hosted a subterranean ecosystem that could provide a glimpse of Earth’s primordial life. Source: https://phys.org/news/2020-10-subterranean-ecosystem-chicxulub-crater.html…
New study says dinosaur-dooming asteroid struck Earth at ‘deadliest possible’ angle
“For the dinosaurs, the worst-case scenario is exactly what happened … because it put more hazardous debris into the upper atmosphere and scattered it everywhere, the very thing that led to a nuclear winter.” Source: https://earthsky.org/earth/dinosaur-killing-asteroid-struck-earth-deadliest-angle…