New research shows that three sites spread along an approximately 620-mile portion of today's Denali Fault were once a smaller united geologic feature indicative of the final joining of two land ...
The world's oldest rocks are spread across the globe and paint a picture of Earth's turbulent early history. Here are some of the most notable and important formations scientists have discovered.
NPR's Juana Summers talks with Regina Barber and Jessica Yung of Short Wave about carnivorous squirrels, the history of life on Earth, and new insights into the relationship between people and dogs.