Scientists have long recognized that the collision of the earth's great crustal plates generates mountain ranges and other features of the Earth's surface. Yet the link between mountain uplift and ...

Glaciers and ice sheets are retreating in response to climate warming. An analysis of drainage patterns of a huge glacier in Yukon, Canada shows that glacier retreat has led to a drastic change in the ...

Billions of years ago, it rained on Mars. The water collected in valleys and rivers, filled and spilled over the rims of craters, and was funneled into canyons, perhaps even making its way to a large ...

Scientists said a river that flowed from one of Canada’s largest glaciers was rerouted — a process that normally takes thousands of years — in just a few months, due to climate change. Meltwater that ...