The fossil of a pony-sized dinosaur has been revealed for the first time - more than 50 years after it was first spotted in a sea cliff on Skye. Experts had assessed the location as too difficult ...

In the realm of action movies, Statham is a one-trick pony, or a performer with a very narrow area of specialty. But why do we use one-trick pony to describe someone with a single point of expertise?

Pony Express is a high-energy relay race on horseback, a signature event at black rodeos in Oklahoma, where it was founded. The best way to describe it is like a track relay—only on horses.