A ball of glass will bounce higher than a ball made of rubber.
73
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16
Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79
Neanderthal man had a brain capacity 100cc larger than modern man's.
50
Each day, up to 150 species of life become extinct.
-23
Cold water weighs more than hot water.
93
The earth is approx. 6,588,000,000,000,000,000 tons.
175
