0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
Iron weighs more after it rusts.
16
Iron weighs more after it rusts.
68
Cold water weighs more than hot water.
93
Most dust particles in your house come from dead skin.
48
German chemists made a replica of a trophy the size of one molecule.
68
Each day, up to 150 species of life become extinct.
-23
One ragweed plant can release as many as one billion grains of pollen!
51