Cosmic carbon-14 display
Cosmic carbon-14 displayCourtesy Travis S
If you've ever wondered how radiocarbon dating actually works, the science news website,, provides a nice explanation of the cosmic origin of the carbon-14 isotope, and how scientists use the degradation of that isotope into carbon-12 to determine the age of organic remains. Be sure to check out some of EarthSky's provided links to learn even more.


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