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→Zircon Dating: definition of the meter
::::: So I disagree that the bloke who proposed that the speed of light was faster in the past didn't really understand what that means.
::::: So I disagree that the bloke who proposed that the speed of light was faster in the past didn't really understand what that means.
::::: [[User:Philip J. Rayment|Philip J. Rayment]] 10:16, 13 May 2008 (EDT)
::::: [[User:Philip J. Rayment|Philip J. Rayment]] 10:16, 13 May 2008 (EDT)
:::::: On October 21, 1983 the meter was defined as the distance light travels in a vacuum in 1/299,792,458 of a second.[http://physics.nist.gov/cuu/Units/meter.html] --[[User:Rutm|Rutm]] 14:11, 13 May 2008 (EDT)