Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44
According to scientists, the color of the cup that we're drinking from can alter our perception of the actual taste of the drink.
12
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
Iron weighs more after it rusts.
68
Pure water (H2O) does not conduct electricity on its own.
46
The force of a suction cup is calculated using F=AP.
15
If you are locked in a completely sealed room, you will die of carbon dioxide poisoning first before you will die of oxygen deprivation.
117