Is the Moon Moving Farther Away from Earth?
As the Moon travels around Earth, it affects Earth’s rotation. Scientists have determined that the Moon slowly gets farther away from Earth at the…
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Rotation
What Makes a Boomerang Come Back?
It is the built-in skew or twist in a boomerang combined with its spinning motion that makes it return to the thrower. At first people belie
When Was the Gyroscope Invented?
Any spinning object resists attempts to change the direction of its axis, the imaginary straight line round which it revolves. Thus you can
Are Days and Nights Getting Longer?
Are Days and Nights Getting Longer? The summer solstice that falls this year on June 21 marks the longest day of the year in the Northern He
How Hot Is the Moon?
The sun beats down on the face of the moon without mercy and the heat generated is almost twice that of the hottest day…