The average home creates more pollution than does the average car.
33
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
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
Out of all the senses, smell is most closely linked to memory.
146
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
Most dust particles in your house are made from dead skin!
67
Nylon is made from coal and petroleum.
42
Your brain is 80% water.
525