Kleenex tissues were originally used as filters in gas masks.
46
A fully loaded supertanker traveling at normal speed takes a least twenty minutes to stop.
27
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
Whale oil was used in automobile transmissions as late as 1973.
56
There’s an internet-enabled jacket which gives you a “hug” every time a Facebook friend likes your status.
12
There's a Mumbai-based pizzeria that now delivers pizza by drone.
4
The United States produces enough plastic film annually to cover the entire state of Texas.
13