What may seem like an easy question to answer — "Why do rivers split?" — has actually stumped scientists for well over a century. It's the kind of thing we take for granted, after all, it seems to be ...

This video shows a section of the Mekong River in Southeast Asia, where strong currents move through rocky channels ...

Rivers are Earth’s arteries. Water, sediment and nutrients self-organize into diverse, dynamic channels as they journey from the mountains to the sea. Some rivers carve out a single pathway, while ...