Marie Curie, the Nobel prize winning scientist who discovered radium, died of radiation poisoning.
57
Pumice is the only rock that floats on water.
14
One ragweed plant can release as many as one billion grains of pollen!
51
Each day, up to 150 species of life become extinct.
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Scientists are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
0
Hot water can freeze faster than cold water.
181
Scientists are now able to grow 'beating' heart tissue in a lab!
162