Archive Classic: Fitness for Dummies
June 19, 2014
This explanation of Darwinian fitness from 10/29/2002 has been reformatted for the current website. It's still worth considering.
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Uranium-Lead Dating Fraught With Discordance
January 8, 2013
Behind the confidence of uranium-lead dates hides worry about numbers that don't match up.
Can Evolution Create Homologous Structures by Different Paths?
April 22, 2004
Günter Thebien (Friedrich Schuller U, Jena, Germany) is baffled about how two plants arrived at similar structures by different evolutionary pathways. In the April 22 issue of Nature,1 he asks, Structures that occur in closely related organisms and that look the same are usually considered to be homologous – their similarity is taken to arise […]