Science and Culture Today Discovering Design in Nature
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phylogenetic tree

forest
Photo credit: Arnaud Mesureur via Unsplash.

Controversy Arising: Timetrees Unconstrained

Two theorists have created a stir in evolutionary circles, claiming that Darwinian phylogeny efforts (tree-building) cannot be constrained to one “best” answer. Read More ›
Sara longwing
Butterfly
Photo: Sara longwing, a Heliconius butterfly, by DirkvdM at en.wikipediaLater version(s) were uploaded by Samsara at en.wikipedia. [CC BY 1.0], via Wikimedia Commons.

Butterfly Wing Pattern Diversification by Non-Darwinian Mechanisms

In butterfly “evolution,” new findings show mechanisms at work other than random mutation and natural selection. Read More ›
dolphins feature

“Convergent Evolution Is Even More Improbable than Evolution Itself”

Lee Spetner says of convergent evolution that it explains nothing but is simply a case of “giving a name to our ignorance.” Read More ›
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Spring day in blossoming orchard
Image Credit: Piotr Krzeslak - Adobe Stock

Testing the Orchard Model and the NCSE’s Claims of “Nested Patterns” Supporting a “Tree of Life”

In my previous post responding to the National Center for Science Education’s (NCSE) attacks on Explore Evolution‘s treatment of biogeography, I explained that there are many examples where there is inconsistency between evolutionary expectations of biogeography and plate tectonics. The NCSE is thus wrong to have claimed that “The consistency of these sorts of nested patterns cannot be explained without reference to common descent. The creationist ‘orchard’ is scientifically meaningless, since it makes no predictions.” * The classical “universal common descent” view is contrasted with the orchard model at below: The NCSE’s claim is perplexing because, as noted, the NCSE also claimed that “continuity [between biogeographic and evolutionary patterns] is what would be expected of a pattern of common descent, Read More ›

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