A toaster uses almost half as much energy as a full-sized oven.
33
Thomas Alva Edison patented almost 1,300 inventions in his lifetime!
144
Scientists in China have built a prototype high-speed maglev train that is theoretically capable of reaching speeds of up to 1,800 mph (2,900 km/h).
1
More steel in the United States is used to make bottle caps than to manufacture automobile bodies.
55
The cigarette lighter was invented before the match.
210
The life boat was patented in 1845!
29
Surgeons who grew up playing video games make 37 percent fewer mistakes.
250
