A Moment of Science
More often than not, the wind dies down at night after a blustery day. Where does the wind go? Why are nights generally more calm than days?
When looking at a picture of the sun, how could you tell whether or not it's rising or setting?
A full moon will never be seen during the middle of the day. Learn more on this Moment of Science.
Enjoy star gazing?Then this Moment of Science is for you!
Why do rooster crow everyday at sunrise? Find out on this Moment of Science.
Now, at sunset, the lowest mile or so of the atmosphere is filled with things like vehicle exhaust, dust, smoke, and water vapor, and all these pollutants scatter light.
If you look at the horizon at sunset–exactly as the last sliver of sun disappears–you might see a flash of brilliant green blaze across the sky.
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