This aviation enthusiast had already made history in 1914 when he flew with José Ortiz Echagüe for the first time over the Strait of Gibraltar on a route between Tetuán and Seville, the first between Europe and Africa. The calculator and cable car: Leonardo Torres Quevedo The Cantabrian Leon...
Inventor Garrett Morgan’s Lifesaving 1916 Rescue Frederick Jones Lonnie Johnson 11 Famous Black Inventors Who Changed Your Life Lewis Howard Latimer Patricia Bath Garrett Morgan George Washington Carver Madam C.J. Walker Sarah Boone Henry Blair ...
Great inventions change the world. They help people live a ___ life.A.fartherB.worseC.lessD.better 免费查看参考答案及解析 题目: Not all inventions are made by scientists. Kids can also make history with their inventions.The state flag of Alaska was designed by 13-year-old Bennie Benson...
Wilbur Wright’s Run-In with a Notorious Killer How Alexander Graham Bell Helped Helen Keller The Man Who Invented Crossword Puzzles The Inventor Connected to the Salem Witch Trials Louis Braille Inventor Garrett Morgan’s Lifesaving 1916 Rescue ...
revolutionise the medical world, and life, as we know it. Whether you’re cooking, baking or are a klutz like me, you’re bound to make some mistakes along the way. Fortunately, these inventors have made some of the world’s tastiest accidental food inventions, and boy am I glad they...
FORD MOTOR CO., Winnipeg, Manitoba, Canada: Tests the POGUE Carburetor and is at "a loss to understand" how the carburetor got "25.7 miles on one pint of gasoline"! (That's approximately 205 mpg). Mr. W.J. Holmes and Mr. Purdy conducted the test for FORD MOTOR CO. (see 1/7/36...
Much of modern life’s conveniences require electricity, but today's innovations have made it possible to start generating electricity of one’s own with turbines and solar panels. In fact, by 2021, the first-ever partially solar-powered car will be on the market, thanks to the Dutch auto ...
The American artist Margaret Keane was famous during the 1960s thanks to her trademark Big Eye paintings. However, during that time, people who appreciated her art were convinced that the paintings were made by Walter, her husband, and not her. ...
Inventor: Proto-Aryan people or Sumerians The wheel is a round simple machine that is made to rotate on an axial bearing. The wheel made it possible to move heavy loads and to be easily transported while supporting a load. It is also used to transfer energy or produce labor in machines....
By 1877, the Bell Telephone Company, which today is known asAT&T, was created. In 1915, Bell made the first transcontinental phone call to Watson fromNew York CitytoSan Francisco. Did you know? Alexander Graham Bell refused to have a telephone in his study, fearing it would distract him fr...