Study shows whales dine with their own kind

For a few weeks in early fall, Georges Bank—a vast North Atlantic fishery off the coast of Cape Cod—teems with billions of herring that take over the region to spawn. The seasonal arrival of the herring also attracts ...

Seismic imaging provides insight into the Earth's subsurface

The seismic reflection method involves sending acoustic waves thousands of meters under the Earth's surface. The reflected signals provide scientists with information about the characteristics of the subsurface. This is how ...

Revolutionary tool will methodically track ocean populations

Oceanographer Chuck Greene envisions a day when he will be able to observe the ocean the way a meteorologist observes the weather -- with continuous streams of data that allow him to see changes as they happen and predict ...

Acoustic sensors to pinpoint shooters in an urban setting

During a gunshot, two sound events occur: the muzzle blast and the supersonic shock wave. Acoustic sensors, such as arrays of microphones, can capture these sounds and use them to approximate the location of a shooter.

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