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The universe is full of phenomena that have seemed unexplainable to human beings, but only until science had an answer for it.

On hearing the word sky, a blue sheet appears in front of the eyes. But have you ever wondered why the sky is blue? And when ...

Loops seamlessly. Light blue on the dark. Other color variations available in portfolio. A young woman showing a relaxed expression under the clear sky 4k Cloudy Sky With Stratocumulus Clouds.

Thursday will be a milky white sky kind of day as humidity levels run elevated. A few sprinkles early but for the most part, ...

Some of the world’s darkest skies are in the Big Bend region of West Texas – although in recent years, light pollution from ...

"Just as blue sunlight scatters in the Earth's atmosphere and makes the sun look slightly less blue, light from a strong blue, rich white street light enters your eyeball, scatters around in your ...

Catch two transits of Io, spot sparkling star clusters, and view Mars at aphelion while the April Full Moon lights the sky ...

OSAKA--After sunset when Osaka’s central Umeda district dazzles with vibrant neon lights, visitors head upward to enjoy the ...

Come sunset, Wyoming dishes up horizon-to-horizon beauty in nearly every corner of the state, and these trails have some of the best front-row seats.

In the coming days ahead, if any of your friends or relatives remark to you that they saw a "strange UFO" on the way to work or school, you now can set them straight.