Dinosaur Adventure roars into Altamont Fairgrounds ...

While most creatures from the dinosaur era vanished, some reptiles made it through. These living fossils still carry ancient traits, quietly surviving millions of years with little change.

It's another meteoric rise for what's called the largest piece of Mars on Earth. The 54-pound rock fetched nearly $5.3 ...

From the asteroid that wiped out the dinosaurs to one that nearly hit Moscow, space rocks have shaped our history. Could we ...

ABC News’ Linsey Davis is joined by former minister of foreign affairs in Russia Andrei Kozyrev to discuss President Trump’s ...

Sotheby's is putting some rare items up for auction, including what it calls the largest piece of Mars ever found on Earth.