Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
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Out of all the senses, smell is most closely linked to memory.
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Pumice is the only rock that floats on water.
14
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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One gallon of used motor oil can ruin approximately one million gallons of fresh water!
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There are more than 270 people cryogenically frozen in the hope that one day the technology will exist that can revive them and extend their lives.
13
One 75-watt bulb gives more light than three 25-watt bulbs.
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