Hot water can freeze faster than cold water.
181
Sound travels fifteen times faster through steel than through air.
134
Columbia University has developed an artificial tree that passively soaks up carbon dioxide from the air using "leaves" that are 1,000 times more efficient than true leaves that use photosynthesis.
15
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
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
The average home creates more pollution than does the average car.
33
All Humans Are 99.9% Genetically Identical and 98.4% of human genes are the same as the genes of a chimpanzee.
51