Paleontologists discovered a tiny fragment that may have been from the asteroid that hit Earth 66 million years ago and killed off the dinosaurs, as revealed in a new documentary Dinosaur Apocalypse. Found in the Tanis fossil site in North Dakota, the fragment was preserved in amber after landing in tree resin upon impact, enabling researchers to identify the chromium, nickel and other materials that suggest …
Researchers Uncover a Fragment of the Asteroid That May Have Killed Off Dinosaurs