Large boulders help shape huge canyons, researchers find

Anyone who enjoys whitewater rafting in places like the Colorado River owes a debt of gratitude to the enormous boulders that create the foaming undulation known as rapids, and new research appears to shed more light on how ...

Study shows how river channels adjust to large sediment supplies

The seemingly simple question of what governs the shapes of river channels has been a longstanding challenge for geologists and civil engineers. A new study led by scientists at UC Santa Cruz shows that the amount of sediment ...

Image: Frozen Lake Sharpe, South Dakota

The Missouri River rises in the Rocky Mountains of western Montana, and flows generally to the southeast for 3,767 kilometers (2,341 miles) to its confluence with the Mississippi River north of St. Louis, Missouri. It is ...

Precious Western Australia mineral geologically 'young'

Scientists at Curtin University have chronicled the genesis of a particular type of iron deposit in the state's north, finding that the valuable mineral formed relatively late in Western Australia's evolution.

Early civilisation sleeping giant waits off north west coast

The untold story of how ancient Australians once walked a vast submerged sand plain dissected by rivers and rugged outcrops awaits discovery off WA's north-west coast, according to a leading expert from The University of ...

Solved: Riddle of ancient Nile kingdom's longevity

(Phys.org) —Researchers have solved the riddle of how one of Africa's greatest civilisations survived a catastrophic drought which wiped out other famous dynasties. Geomorphologists and dating specialists from The Universities ...

River beds on the move: Shifting flood risk?

(Phys.org) —A detailed study of shifting river beds, conducted by researchers at the University of St Andrews, could hold the key to more accurate flood prevention.

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