Plankton Graveyards Revealed in First Digital Map of Seafloor
A new digital map of the composition of the seafloor reveals “microfossil” graveyards off the coast of Australia, as well as other complex deep-ocean geology.
Keeping False Pass True
In the Arctic, near-shore changes occur rapidly and can lead to maritime mishaps. The location of sandbars and channels can shift significantly because of the movement and melting of ice, seasonal sedimentation, and erosion.
Medieval Earthquake Moved River 12 Miles
An earthquake in 1570 changed the course of the Po River in Italy, new research finds. As a result of the quake, the river’s delta moved 25 miles (40 kilometers) north, to its current position.