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Sep 21 2011 - 3:23pm
There are different types of beaches and multiple factors that influence the formation of sand. Many beaches may look alike, but they are actually very different from each other. Wave patterns, geology, and other factors shape the composition, size, texture, and color of sand. Grains can be big or...
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Dec 8 2010 - 1:00pm
The first unmanned, underwater robot or glider Scarlet Knight maneuvers through the dangerous opposing and circular currents in swirling eddy fields of the Atlantic Ocean to collect data below the waves where satellites cannot see. A satellite communication system in the tailfin sent data to...
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Jul 9 2010 - 1:41pm
The arrows show the direction of ocean currents recorded by William Dampier while crossing “La Grande Mer du Sud”—the Pacific Ocean. The map appeared in Dampier’s second book, Voyages and Descriptions, published in early 1699.
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Apr 20 2012 - 12:50pm
NOAA is working with students across the globe to place floating buoys throughout the ocean through their Adopt a Drifter Program. The buoys will drift with the help of ocean currents and record the sea surface temperature and location of the buoy as they travel. The information gained from the...
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Jun 4 2010 - 12:02pm
A screen capture from NOAA's NowCoast website which displays real-time weather data, including current speeds, projected hazards, temperature and wind speed.
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May 6 2013 - 8:10am
The “garbage patches,” as referred to in the media, are areas of marine debris concentration in the North Pacific Ocean, circulated by the North Pacific gyre. The gyre spreads across the Pacific Ocean from Japan to the western US, and north-south from California to Hawaii. Its total size isn't well...
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May 24 2012 - 10:54am
These star-shaped grains of sand, collected from southern Japan, look like miniature works of art -- but they were not sculpted by an artist. They are the shells of microscopic organisms called foraminifera, which build intricate shells from the calcium carbonate they collect while drifting through...
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