Everybody is familiar with the dinosaur Tryannosaurus rex, but did you know that it was a tyrannosaurine tyrannosaurid tyrannosauroid? It's true, and you really did read that last line correctly.

This article was published in Scientific American’s former blog network and reflects the views of the author, not necessarily those of Scientific American You had no reason to expect a good weekend as ...

Whether your child is deep in a dino phase or just curious about these prehistoric giants, there’s a book out there to spark ...