1
By TED-Ed
Published in 2013
Why do we see those stunning lights in the northern- and southernmost portions of the night sky? The Aurora Borealis and Aurora Australis occur when high-energy particles are flung from the Sun's corona toward the Earth and mingle with the neutral atoms in our atmosphere -- ultimately emitting...
Grade Level   3 4 5 6 7 8 9 10 11 12
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2
Published in 2017
"For a few minutes on August 21, the sun will disappear behind the moon in a total solar eclipse visible from a streak of locations across the United States. Now, for those who cannot view the eclipse from its """"path of totality,"""" or even for those who just want to preview the live event, NOAA...
Grade Level   K 1 2 3 4 5 6 7 8 9 10 11 12
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