The strong winds of a tropical cyclone whip up the sea surface, driving ocean waves a dozen meters (about 40 feet) high. When one such ocean wave runs into another wave that has an equal period but is traveling in the opposite ...
Earth Sciences
Jan 15, 2013
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Scientists have long used the speed of seismic waves traveling through the Earth as a means of learning about the geologic structure beneath the Earth's surface, but the seismic waves they use have typically been generated ...
Earth Sciences
Dec 5, 2012
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(Phys.org)—Earth observation measurements shouldn't be taken with a pinch of salt. ESA is comparing readings of sea-surface salinity from drifting floats to confirm the SMOS water mission's measurements.
Earth Sciences
Oct 2, 2012
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Blue whale vocal behavior is affected by man-made noise, even when that noise does not overlap the frequencies the whales use for communication, according to new research published Feb. 29 in the open access journal PLoS ...
Plants & Animals
Feb 29, 2012
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With the constant churn of freighter propellers, the percussive thump of oil and gas exploration and the underwater din of military testing, ocean noise levels have become unbearable for some sea mammals.
Plants & Animals
Dec 7, 2011
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Einstein wrote about them, and we're still looking for them -- gravitational waves, which are small ripples in the fabric of space-time, that many consider to be the sounds of our universe.
Astronomy
Oct 3, 2011
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(PhysOrg.com) -- Baby corals find their way home in their first days as free-swimming larvae by listening to the noise of animals on the reef and actively swimming towards it, an international team of researchers working ...
Environment
May 15, 2010
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(PhysOrg.com) -- Chris Clark discussed his state-of-the-art acoustic animations and the difficulties facing whales Feb. 21 at the American Association for the Advancement of Science annual meeting in San Diego.
Ecology
Feb 23, 2010
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Tiny and frightening-looking creatures lurking throughout our world's oceans can wreak havoc on Navy tactical decision-makers' ability to sense the environment or plan and chart a navigation course.
Environment
Feb 21, 2020
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The federal government says a new strategy to address the issue of noise in the ocean will better protect the safety of marine mammals.
Ecology
Sep 13, 2016
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