Energy is being wasted if a toaster is left plugged in after use.
21
A car operates at maximum economy, gas-wise, at speeds between 25 and 35 miles per hour.
-4
Originally, Nintendo was a playing card manufacturer.
70
Students at MIT developed a wristband that can regulate your “thermal comfort”, which could possibly eliminate the need for central heating and cooling.
17
Originally, BMW was an airplane engine manufacturer.
69
Jumbo jets use 4,000 gallons of fuel to take off.
19
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