Scientists are now able to grow 'beating' heart tissue in a lab!
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The use of emoticons affects our corresponding brain areas and can actually trigger emotions.
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Rafflesia Arnoldii is the largest flower in the world and can grow as big as an umbrella.
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In zero gravity, a candle's flame is round and blue.
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Optical illusions occur when what the eyes see conflicts with what the brain expects.
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Scientists are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
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A single cup of gasoline, when ignited, has the same explosive power as five sticks of dynamite.
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Airports that are at higher altitudes require a longer airstrip due to lower air density.
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