03/04/2013

Amazon offers digital songs to vinyl record buyers

(AP)—In an odd combination of old and new, Amazon says that every time a person buys a vinyl record from its online store, it will give that customer a digital version of the songs for free.

Shape from sound: New methods to probe the universe

(Phys.org) —As the universe expands, it is continually subjected to energy shifts, or "quantum fluctuations," that send out little pulses of "sound" into the fabric of spacetime. In fact, the universe is thought to have ...

Invasive crabs help Cape Cod marshes

(Phys.org) —Ecologists are wary of non-native species, but along the shores of Cape Cod where grass-eating crabs have been running amok and destroying the marsh, an invasion of a predatory green crabs has helped turn back ...

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