4% · All Facts

4%
In a controlled pool experiment, humans swam nearly as fast in guar-thickened syrup as in water — times differed by no more than about 4%.
SrcAIChE Journal (Gettelfinger & Cussler, 2004)

Next evidence →a sugar-cube-sized lumpIf you removed the empty space from the atoms in every human on Earth, the remaining nuclear matter would fit in roughly a sugar-cube-sized lump — and still weigh what all humans weigh.

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