stackyFACTSPhysical objects are terrible reference points. To avoid relying on degrading metal weights, base units are now anchored to unchanging universal truths like the speed of light and Planck's constant.
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Rulers are officially obsolete. A meter is unapologetically defined as the exact distance light travels in a vacuum during a fraction of a second so absurdly…
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Metrology ensures that a kilogram weighed in one continent is exactly identical to a kilogram weighed across the globe. Scientists dedicate massive resources…
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Why is it physically impossible for an ant to die from falling out of a commercial airplane?
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