› added 12 years ago

95

TIL Led Zeppelin played a 4.5 hour set with only 1 album of material

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via reddit.com

awGDy TIL of a sea sponge that has a skeleton made of glass which has better strength, flexibility and fracture resistance than manufactured optic fibre.
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kQd7 TIL that Devil’s Tower was the US’s first National Monument and that Geologists are still uncertain about exactly how it was formed.
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