Only 12,000 years ago there was a species closely related to modern humans called Homo floresiensis that had been living on an Indonesian Island. They used fire and rather advanced tools, yet were only about 3 feet tall and weighed around 25kg.
15
One ragweed plant can release as many as one billion grains of pollen!
51
If you are locked in a completely sealed room, you will die of carbon dioxide poisoning first before you will die of oxygen deprivation.
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Scientists concluded that the chicken came first, not the egg, because the protein which makes the egg shells is only produced by hens.
11
The use of emoticons affects our corresponding brain areas and can actually trigger emotions.
21
Scientists in Germany have developed a candy that doesn't cause cavities.
11
Iron weighs more after it rusts.
16
Sound at the right vibration can bore holes through a solid object.
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