Who is credited with inventing the telephone in 1876?

Which inventor gave the first public demonstration of a working television system in 1926?

Who invented the light bulb?

Who is credited with inventing the printing press around 1440?

Who developed the steam engine improvements that powered the Industrial Revolution?

Which inventors made the first successful powered airplane flight in 1903?

Who invented dynamite in 1867 and later established the Nobel Prizes?

Which scientist developed the theory of evolution by natural selection?

Who invented Braille, the tactile writing system used by people with visual impairments?

Who is most commonly credited with inventing the radio and making the first successful transatlantic wireless transmission?

Who invented the cotton gin, which transformed American agriculture in 1793?

Who built the first full-scale working steam locomotive in 1804?

Who patented the first practical sewing machine in 1846?

Who first invented the telescope in the early 17th century?

Who invented the phonograph, the first device capable of recording and replaying sound?

Who invented the barometer used to measure atmospheric pressure?

Who invented the first workable battery in 1800?

After Jack Kilby built the first working integrated circuit in 1958, who independently developed a similar circuit at Fairchild Semiconductor just months later?

Which engineer designed and flew the first practical helicopter in 1939?

Who invented the microwave oven after noticing that radar waves had melted a chocolate bar in his pocket?