Sometimes rivers split into branches in unusual ways, reflecting the complexity of Earth's water system on land and how much we still must learn about it.

Farmers in Central America's Dry Corridor use rainwater harvesting to fight drought and grow food despite worsening climate challenges ...

"These hydrologic oddities illustrate how much we have still to learn about Earth's dynamic surface," researchers said in a ...

Rivers start in mountains, join other streams as they flow downhill, then channel into an open ocean or lake. Right? Well, ...