Imagine a snake longer than a shipping container — longer than a T-Rex — slithering through a swamp, hunting crocodiles. It’s the biggest snake that ever lived, researchers think, after unearthing its ...

The Titanoboa was a one-ton, 48-foot-long snake who lived 58-million years ago. Scientists thought it couldn’t exist. Yet, they discovered its fossil in Cerrajón, Colombia. She was a constrictor that ...

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From Titanoboa and Vasuki — prehistoric snakes as long as a Tyrannosaurus rex — to modern-day pythons and boa constrictors that can swallow humans whole, these are the biggest, heaviest and longest ...