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Physics Facts

Don't Make Waves

Fast and slow swimming pools? What are they? A given pool's walls and other components may create and reflect waves making it more difficult (slow) for athletes to swim. A fast pool minimizes wave ... Continue reading

Swimmer

Somewhere Over Which Rainbow?

How many rainbows are there really when we only see one during a rainstorm? The answer isn't as simple as you might think! Rainbows are formed when light enters a water droplet, reflects once inside ... Continue reading

Double rainbow, note the color reversal in the faint, secondary rainbow.

Poincare's Chaos

Over two hundred years after Newton published his laws of planetary motion the King Oscar II of Sweden and Norway sponsored a most unusual competition that would discover a whole new science. ... Continue reading

Jules Henri Poincare (1854-1912)

Can Wint-O-Green Lifesavers® Light up Your Life?

Next time you're bored, grab a pack of Wint-O-Green Lifesavers® and lock yourself in the bathroom. Shut the blinds and make sure the room is pitch black. Allow your eyes to adjust and open the pack ... Continue reading

Candy that glows?