The bark of an older redwood tree is fireproof.
65
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
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
In zero gravity, a candle's flame is round and blue.
16
Liquid TIDE laundry detergent glows under a blacklight.
96
The most expensive material on the planet is antimatter - worth $62.5 trillion per gram.
18