Nylon is made from coal and petroleum.
42
Sound at the right vibration can bore holes through a solid object.
134
Scientists concluded that the chicken came first, not the egg, because the protein which makes the egg shells is only produced by hens.
11
The bark of an older redwood tree is fireproof.
65
Sound travels fifteen times faster through steel than through air.
134
Billions of neutrinos pass unnoticed through your body every second.
6
Oak trees produce 2,200 acorns in a season, but each acorn only has a 1 in 10,000 chance of becoming an oak tree.
304
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