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Wireless technology
Wireless technology begun when Guglielmo Marconi transmitted a Morse code signal across the Atlantic -
Airplanes
The Wright Brothers' first-ever flight of a motorized airplane in 1903 spawned the age of flight and much of its attendant technology. -
Automobile
The car is one of the most revolutionary developments of the century. -
Talking motion picture
Thomas Edison demonstrated the first talking motion picture. -
Electric Refrigeration
the "fridge" became an indispensable household item that could store foods safely for longer periods. Today, fewer than 1 percent of American homes are without one. -
Radio
It gave rise to live news and entertainment programs. The radio would prove to be a galvanizing force during World War II. -
Radar
Today, it is one of the greatest contributors to air safety. By bouncing radio waves off moving vessels, ground stations can detect the position of objects in the sky or on the ground. -
Microwave oven
The microwave oven was invented by Percy Spencer -
Transistor
The transistor gave birth to the digital age. Without it, we wouldn't have the personal computer, the CD player, the fax machine and countless other devices. -
Telivision TV
Television TV has probably had the most impact of any communications device during the 20th century