Nylon is made from coal and petroleum.
42
It takes a photon 170,000 years to travel from the core of the Sun to the surface, but only 8 minutes to travel the rest of the way to Earth.
6
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
Sound at the right vibration can bore holes through a solid object.
134
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
Iron weighs more after it rusts.
16
A single cup of gasoline, when ignited, has the same explosive power as five sticks of dynamite.
57
The gas that gives rotten eggs their distinctive foul smell may slow ageing and block damaging chemical reactions inside cells, according to scientists in China.
5