0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
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
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
A single cup of gasoline, when ignited, has the same explosive power as five sticks of dynamite.
57
Marie Curie, the Nobel prize winning scientist who discovered radium, died of radiation poisoning.
57
Brass doorknobs automatically disinfect themselves in about 8 hours.
18
The sun is 330,330 times larger than the earth.
75