The fossil, housed in the San Diego Natural History Museum's paleontology collection, offers a window into what the Earth was like during the Eocene Period, more than 40 million years ago. T… Read More

There's a new saber-toothed predator in town—and it's been hiding in plain sight. The fossil specimen, unearthed in Wyoming, was on display for decades at the Smithsonian National Muse… Read More