A simple, moderately severe sunburn damages the blood vessels to such an extent that it takes four to fifteen months for them to return to their normal condition.

Don't use the on/off switch on your personal computer any more than necessary. There's a surge of electricity every time the switch is turned on. For fragile computer chips, it's much like starting the day by jumping into ...Read More

The only Englishman to become Pope was Nicholas Breakspear, who was Adrian IV from 1154 to 1159.

From bridges to rebar, rust is everywhere. According to a recent study, the annual cost of metallic corrosion in the U.S. is approximately $300 billion. The report, by the Specialty Steel Industry of North America, ...Read More

No -- the Beverly Hillbillies' Clampetts hail from southern Missouri. However, The cast of the fellow CBS show had some connection with the characters in Petticoat Junction, when Cousin Pearl contacted Granny to deliver ...Read More

Since its earliest times, alchemy has been closely connected to astrology - which, in the Islamic world and Europe, generally meant the traditional Babylonian-Greek school of astrology. Alchemical systems often postulated ...Read More