0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
No matter how cold it gets, gasoline will not freeze.
107
The bark of an older redwood tree is fireproof.
65
One ragweed plant can release as many as one billion grains of pollen!
51
Liquid TIDE laundry detergent glows under a blacklight.
96
The earth is approx. 6,588,000,000,000,000,000 tons.
175
Iron weighs more after it rusts.
16
In zero gravity, a candle's flame is round and blue.
16