Fossil of new ancient mammal found in Colorado

Gov. Inslee signs bill designating Washington state's official dinosaur

Paleontologists discover rare new fossil in western Colorado

Rare T. rex fossil going on display in Colorado

Denver museum exhibits one of the most complete Triceratops fossils ever found

Rockies mascot, Dinger, hatched 30 years ago

Dinosaur fossil found buried deep beneath museum parking lot

Fossil found under Denver museum

Largest fully preserved dinosaur claw found in Mongolia

OSU professor names 100-million-year-old insect found in amber

A 161-million-year-old Stegosaurus is expected to sell at Sotheby’s for between $4 and $6 million

'Once in a lifetime': Amateur fossil hunter finds 4-foot mastodon tusk near Venice coast

Woman finds megalodon tooth off coast of Venice while scuba diving

Hydrogen-powered ferry to offer free rides on San Francisco Bay

Mastodon fossils found in backyard

Prehistoric giant salmon in Oregon found to have outwards spiked teeth

Scientists discover what is believed to be new species of dinosaur

Largest piece of Mars on Earth fetches meteoric $4.3 million plus fees at New York auction