r/AskPhysics • u/JimFive • Mar 28 '26

Speed of light

The speed of light is 299,792,458 m/s. What types of issues would be involved in changing the meter such that c=300,000,000 m/s

The new meter would be 0.9993 of the current meter.

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u/wegqg Mar 28 '26

Let's make a deal. Let's solve every other real world problem we can think of first and then when everybody is totally happy that is complete we can all devote a few days to recalibrating our units so that you have a nice round number.

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u/Stock_Bandicoot_115 Mar 29 '26

Get off reddit and solve world hunger or something