Autumn in New England is a spectacular feast for the eyes. Boston, the largest city in this part of the country, is home to the first subway system in North America.
Fact Lab
The smallest sample that can be clearly observed under a light microscope is a 500 nanometer long object. It is possible to observe smaller objects than this, but their features might be distorted. Anything smaller than 500 nanometers loses detail because of the wave nature of light.
Purple was expensive to the ancient Greeks. It's believed the color was discovered by a scholar when his dog bit into a sea snail and stained its mouth purple. Phoenicia, the region where purple dye was manufactured, meant "land of purple" in ancient Greek.
The man who invented cotton candy, William James Morrison, was a dentist! He invented the delectable delight in 1897. Both he and confectioner, John. C Wharton, introduced the candy at the 1904 World Fair as "Fairy Floss."
Fact Lab
The smallest sample that can be clearly observed under a light microscope is a 500 nanometer long object. It is possible to observe smaller objects than this, but their features might be distorted. Anything smaller than 500 nanometers loses detail because of the wave nature of light.
Purple was expensive to the ancient Greeks. It's believed the color was discovered by a scholar when his dog bit into a sea snail and stained its mouth purple. Phoenicia, the region where purple dye was manufactured, meant "land of purple" in ancient Greek.
The man who invented cotton candy, William James Morrison, was a dentist! He invented the delectable delight in 1897. Both he and confectioner, John. C Wharton, introduced the candy at the 1904 World Fair as "Fairy Floss."
Although the humble turkey is often thought of as traditional Christmas fare, the highest number of turkeys eaten in one day is on Thanksgiving. Around 88% of Americans eat turkey on Thanksgiving Day – not a great one for the vegetarians!
Hero Battle
Popular Quiz Games
Most Played Quizzes
