Rather than simply tracking an animal’s real-time location, grid cells coordinate to perform rapid, rhythmic sweeps into the space ahead of the animal.

Now, an international team of paleontologists has found a new piece of the puzzle — a nearly complete skull of a previously unidentified species of hyaenodonta. The discovery could bring ...

“His excited shout brought the team together, marking the beginning of an extraordinary discovery: a nearly complete skull of an ancient apex carnivore, a dream for any vertebrate paleontologist.