In 1845, the third Earl of Ross, a wealthy amateur astronomer, built the world's largest telescope on his Ireland estate. The earl's reflecting telescope had a 72-inch metal mirror, and was suspended between two ivy-...Read More

Permanent hearing loss can result from prolonged exposure to sounds at 85 decibels (0 decibels is the threshold for hearing). For comparison, a busy street corner is about 80 decibels, a subway train from 20 feet is 100 ...Read More

Chicago, Illinois is the candy capitol of the world. Chicago has more chocolate manufacturers within a small radius than any other place in the world. This dates back to the 1800's when Chicago was a national hub for ...Read More

During Desert Storm in 1991, Tony Orlando and Dawn's 1970s pop hit Tie a Yellow Ribbon (Round the Old Oak Tree) had a resurgence in popularity as the anthem for American families with loved ones overseas. As a result of ...Read More

The "black box" that houses an airplane's voice recorder is orange so it can be more easily detected amid the debris of a plane crash.

The Wright Brothers spent time observing the flight of the buzzard to help them solve the mystery of flight. They realized that the bird retained balance in the air by twisting the tips of it's wings. By creating a wing ...Read More