Posts Tagged ‘Low Frequency’

Giant telescope in Australia to probe earliest period of the universe

Murchison, Australia (UPI) Jul 11, 2013

Australia has hit the “on” switch of a giant radio telescope to probe the earliest period of the universe, billions of years into the past, astronomers say.
The $51 million Murchison Widefield Array telesco…

Giant telescope in Australia to probe earliest period of the universe

Australia has hit the "on" switch of a giant radio telescope to probe the earliest period of the universe, billions of years into the past, astronomers say. The $51 million Murchison Widefield Array telescope in remote Western Australia, a l…

Studying Mini Earthquakes Provides Clues to Volcanic Behavior

Open vent volcanoes constantly pop with small eruptions, causing low-level, low-frequency earthquakes. These are not the big high-profile earthquakes that come from the slip of a fault line, resulting in widespread destruction. These rarely m…

New maps show how shipping noise spans the globe

The ocean is naturally filled with the sounds of breaking waves, cracking ice, driving rain, and marine animal calls, but more and more, human activity is adding to the noise. Ships’ propellers create low-frequency hums that can travel hundreds of kilo…

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