In 1835 C.S.A. Thilorier froze this gas to create the first "dry ice"
First built in 1960, it's also been called an optical maser
American Indians called the eastern, hard-shell variety of these shellfish quahogs
This lunch staple is named for the earldom of inveterate gambler John Montagu
Buckminster Fuller used "energetic synergetic geometry" to build these structures
It's the element whose atomic weight is closest to its atomic number
Using a kite antenna, he received the first transatlantic wireless message in 1901, the letter S
A box of 64 Crayola crayons has one of these devices "built-in"
Delicious apples come in these 2 color varieties
In 1977 the U.S. banned these that used freon as the propellant