Sometimes we have a news story asking, whatever happened to that celebrity? Well, this is a story of a celebrity animal. Researchers are asking, whatever happened to the saber-toothed tiger? Kids ...

In the history of teeth, perhaps no tooth is as famous as the saber tooth. These long, blade-like canines seem almost perfectly optimized to kill prey. They've evolved at least five times in mammals, ...

A new analysis suggests saber teeth were highly specialized for puncturing prey, ultimately at the cost of durability. Saber teeth in predators evolved many times. Did it lead to their extinction? In ...