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Scoop.it!
NASA dreams big science. In this awesome new short, NASA presents the Earth, the planets, the Sun, and the endless universe beyond. Come for the cool, stay for the music, take away a sense of wonder to share. It's six minutes from Earth to forever, and you can see it here! Articles about NASA: http://www.scoop.it/t/science-news?tag=NASA 
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Scoop.it!
This video shows a simple kinesthetic activity that demonstrates how all the information we obtain about objects in the universe is carried to us by light, and it takes time for light to travel to us from those objects. The amount of time it takes depends on how far away they are.
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Scoop.it!
New NASA research has just answered a huge question: will alien photosynthesis use the same pigment--the same wavelength of light-- as on Earth? Everyone knows that we as humans literally owe the air we breathe to the greenery around us....
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