Serendipity. A fortunate discovery made in the process of looking for something unrelated is "serendipity".

Chlorofluorocarbons. "Freon" is a registered trademark for DuPont's brand of chlorofluorocarbons.

330,000 Times. The earth's magnetic field has boundaries, but doesn't fade into space.

Saturn. One day on Saturn is equivalent to 10 1/2 hours on Earth.

Doppler Radar. Doppler radar uses the Doppler Effect to gather velocity data about objects at a distance.

2 Feet. An anteater's long tongue is about 1/2 inch wide and covered with a sticky saliva.