Nicknamed "Molly," the turtle beat all odds and survived the hourslong surgery and months of recovery after the tumor ...

This mouth structure wasn’t an evolutionary relic, however. It was actually a specialized feature that allowed them to thrive. It now appears Dunkleosteus boasted a head and jaw more reminiscent of a ...

No one knows exactly when Gramma was born. But if the estimated birth year of 1884 is accurate, Chester Arthur occupied the Oval Office and there were only 39 states at the time.