Asteroid That Killed off Dinosaurs Likely Hit in Spring - VOA Learning English
2/26/2022 12:00:00 AM4 yearsago
by VOA Learning English
by VOA Learning English
On a spring day 66 million years ago, an asteroid 12 kilometers wide hit Mexico's Yucatan Peninsula, leading to an extinction that killed off about three-quarters of Earth's species, including the dinosaurs. The event made the way for mammals - eventually inc…
Scientists said recently that fish fossils in the U.S. state of North Dakota are providing a deeper understanding of one of the worst days in the history of life on Earth. On a spring day 66 million… [+3511 chars]
full article...