buoy

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See researchers developing hi-tech buoys to detect early warnings of tsunamis in the Mediterranean

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Panama Canal infographic

Timeline and Map of the Panama Canal

The impeachment trial of Pres. Andrew Johnson, illustration from Frank Leslie's Illustrated Newspaper, March 28, 1868.

What If the President Is Impeached?

Alcoholic beverages bottles at Host 2013, international exhibition of the hospitality industry on OCTOBER 18, 2013 in Milan.

Why Is Alcohol Measured by Proof?

Nazi Germany, Nazi SS troops marching with victory standards at the Party Day rally in Nuremberg, Germany, 1933. (Schutzstaffel, Nazi Party, Nurnberg)

Why Was Nazi Germany Called the Third Reich?

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History of Technology Timeline

Malayan Leaf Frog - Megophrys nasuta

9 Animals That Look Like Leaves

Close-up of ostriches (Struthio camelus) necks and heads; location unknown.

6 of the World's Most Dangerous Birds

buoy: Facts & Related Content

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See researchers developing hi-tech buoys to detect early warnings of tsunamis in the Mediterranean

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Cardinal system lateral system gas buoy mooring buoy sonobuoy tail-tube buoy safe-water buoy high focal plane buoy electric buoy topmark lighthouse fog signal lightship rules of the road at sea