When I opened the door to the special exhibit on the Ice Age at Salt Lake’s Natural History Museum, I found myself face to ...

Teeth belonging to the fearsome creatures have been discovered throughout the state. Now, they're up for consideration by the ...

Babies and very young sauropods—the long-necked, long-tailed plant-eaters that in adulthood were the largest animals to have ...

There is no uncontroversial explanation for their size, and scientists have numerous intriguing theories. The long necks of ...

PRO TIP: Add your old phone for a handy size reference.