Feb. 25 Letters to the Editor | Point of view

Feb. 25 Letters to the Editor | Opinion

Larry Kirkland’s Feb. 17 letter discloses that he has no concept of the enormity of geologic time. Repetitive actions of “microevolution” include as long as “macroevolution.” These aren’t clinical expressions.

Potassium is a chemical facet that has a variety of isotopes. Potassium-40 is contaminated with a 1,248,000,000-year half-life for conversion to argon-40. Argon atoms are as well substantial emigrate using rock therefore collect in time. Chemical physicists day rock by its argon web content product.

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