To have your picture taken by the very first camera you would have had to sit still for 8 hours!
308
A toaster uses almost half as much energy as a full-sized oven.
33
Scientists in the UK are creating a smartphone app that will enable users to test for STDs.
0
The blueprint for a floating city has just been approved by the largest port construction and design company in China. It's entirely self-sustainable, and extends underwater.
2
Any modern jet is capable of breaking the sound barrier.
34
The oil used by jewelers to lubricate clocks and watches costs about $3,000 a gallon.
41
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
A fully loaded supertanker traveling at normal speed takes a least twenty minutes to stop.
27