Diamondback watersnakes are among the top snakes you'll find while tubing down the Comal and Guadalupe rivers.

It’s often thought that water moccasins are harmless, non-venomous creatures, and cottonmouths are more dangerous and ...

Discovered in Barbados in 2006, this worm-sized snake went misidentified for a century — and now, it may disappear before ...

Jezero Crater on Mars was once home to a lake, delta and rivers. See an animation of what it could have looked like when water poured into the crater billions of years ago and present day. Credit: ...