Beneath the surface of a Colombian coal mine, scientists made a discovery so extraordinary that it rewrote what we know about giant reptiles. In 2009, researchers unearthed fossil remains of an ...

The lord of this jungle was a truly spectacular creature—a snake more than 40 feet long and weighing more than a ton. This giant serpent looked something like a modern-day boa constrictor, but behaved ...

Some prehistoric creatures are so extraordinary, they feel like something out of a science fiction film. Among these ancient wonders was a colossal serpent that once roamed the Earth—Titanoboa ...