The ice cream cone is one of America's favorite summertime treats, but it was actually a happy accident that gave us this beloved dessert.
In 1971, meteorologist Tetsuya Fujita created the Fujita Scale, which allowed scientists to categorize tornadoes, aiding in predictive weather patterns. Fujita revolutionized the understanding of thunderstorms, tornadoes, hurricanes and typhoons.
Beulah Louise Henry was an American inventor whose creations—including the double chain stitch sewing machine, vacuum ice cream freezer, hair curler, double-ended umbrella and improved can opener—helped revolutionize manufacturing technology.