The Chicago Field Museum's Pokémon Fossil exhibit tickets went live, overwhelming the website with thousands in queue.

Fossil remains of a plesiosaur, an ancient marine predator, are unveiled at Perot Museum lab Fossil preparation on remains are taking place at the Perot Museum of Nature and Science fossil lab.

DENVER — For paleontologists, millions of years are at their fingertips. "It's so special, like, these fossils are 67-million-years-old," said Alex Polich, a fossil preparator at the Denver Museum of ...