Lockheed Martin F-22 Raptor

$Nacreous Cloud over NASA Dome, Antarctica. These clouds are formed in the winter polar stratosphere at altitudes 15,000-25,000 metres. Particles within the optically thin clouds cause coloured interference fringes by diffraction.$

Nacreous Cloud over NASA Dome, Antarctica. These clouds are formed in the winter polar stratosphere at altitudes 15,000-25,000 metres. Particles within the optically thin clouds cause coloured interference fringes by diffraction.

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1383281_250014171813095_1696714556_n.jpg 280×960 pixels

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Make your handwriting into you own font! #imgur

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Equinox Stone. Loughcrew Cairn T Megalithic Cairn at the Slieve na Caillaigh hills at Loughcrew, Ireland built around 3400 BC. Traditionally described as a Passage Tomb, the wonderfully decorated backstone shows that the Cairn has a clear astronomical purpose. A beam of light from the rising sun around the time...

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Title	Lockheed Martin F-22 Raptor
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