Large floods will sometimes force a river to jump course and forge a new path across the landscape, in rare and catastrophic events known as river avulsions. These events can wipe out entire cities ...

From the Nile to the Mississippi and from the Amazon to the Yangzi, human civilization is inextricably linked to the great rivers along which our societies developed. But rivers are mutable, and the ...

“Incorrect.” Halfway through the practice quiz, I get a question wrong. I matched two terms to the wrong examples, and the quiz tells me they should be swapped. “Do you know why?” it asks. I don’t, ...

Large floods will sometimes force a river to jump course and forge a new path across the landscape, in rare and catastrophic events known as river avulsions. Scientists have now published a global ...