A Moment of Science
The physicist Artur Eddington once said he hoped one day science would have advanced far enough to understand "so simple a thing as a star."
How do you know the sun didn't just explode? We aren't talking about the everyday, run-of-the-mill controlled explosion the sun is always doing, but a big boom.
When the sun first rises in the morning it doesn't get warmer right away, but actually feels colder. Learn more on this Moment of Science.
Interested in a stock tip? Invest in companies that make sunscreen. Why? Because atmospheric aerosol levels are decreasing.
A full moon will never be seen during the middle of the day. Learn more on this Moment of Science.
Similar physics that governs our solar system can be seen in your own kitchen sink!
Solar winds create a bubble that cover our entire solar system! Scientists call this the sun's heliosphere.
The sun may be far away, but its solar flares still present a deadly risk for astronauts going to the moon.
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