One cubic foot of gold weighs more than 1,200 pounds!
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Airports that are at higher altitudes require a longer airstrip due to lower air density.
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Galalith is a type of plastic that can be made from milk. It is odourless, insoluble in water, biodegradable, anti-allergenic, antistatic, and virtually non-flammable.
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Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
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According to scientists, the color of the cup that we're drinking from can alter our perception of the actual taste of the drink.
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Stephen Hawking once tried to find potential time travellers by throwing a party and only sending out invitations after the party.
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A single speck of dust is half way in size between a subatomic particle and the Earth.
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The most expensive material on the planet is antimatter - worth $62.5 trillion per gram.
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