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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Most dust particles in your house come from dead skin.
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Aluminum used to be more valuable than gold!
84
The only letter not appearing on the Periodic Table is the letter "J".
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Every day, plants convert sunlight into energy equivalent to six times the entire power consumption of human civilization.
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MIT has developed a camera that captures the speed of light at a trillion frames per second.
20
One ragweed plant can release as many as one billion grains of pollen!
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During photosynthesis, plants emit light humans can’t see, but NASA can see that light from space - and they've even made maps of it!
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