A newly identified mid-sized dinosaur from Mongolia dubbed the "Dragon Prince" has been identified as a pivotal forerunner of ...

JF flew about 199,000 miles (320,000 km) away from Earth. It's estimated size is about 34 feet wide (10 meters), roughly the size of a bus. Orbit animation courtesy: NASA/JPL-Caltech | mash mix by ...

The extinction of the dinosaurs has been a research focus for Sloan for the past 30 years. He discounts the view that an asteroid was responsible for the extinction of the dinosaurs. Twenty-two of ...