To have your picture taken by the very first camera you would have had to sit still for 8 hours!
308
If a car is travelling at 55 miles per hour it will travel 56 feet before the driver can shift his foot from the accelerator to the brake.
25
The first hard drive available for the Apple II had a capacity of only 5 megabytes.
46
Any modern jet is capable of breaking the sound barrier.
34
Jumbo jets use 4,000 gallons of fuel to take off.
19
More than a billion transistors are manufactured every second.
-25
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