Balsa wood is classified as a hard wood!
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Sound travels about 4 times faster in water than in air.
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Scientists aren't sure what color dinosaurs were.
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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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Scientists are attempting to create a synthetic brain by reverse-engineering the mammalian brain down to the molecular level. A cellular human brain is predicted possible by 2023. It hopes to shed light on consciousness.
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Scientists are now able to grow 'beating' heart tissue in a lab!
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Most dust particles in your house come from dead skin.
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