Tags » Natural Selection

Canis lupus familiarus: A ridiculous story of artificial selection

By Dr. Debbie Rook

“Natural Selection” is a complicated and intricate biological concept that often trips up the most educated and well-read among us. To get to that, we’re first going to start with something we all can relate to and understand- specifically, breeding or “artificial selection”. 848 more words

Not Throwing Up My ‘hand in defeat … or reduc[ing] everything to contextual complexity’: A Short Response to Lynch's Counter-Criticisms, Peter Taylor

Author Information: Peter Taylor, University of Massachusetts Boston, peter.taylor@umb.edu

Taylor, Peter. “Not Throwing Up My ‘hand in defeat … or reduc everything to contextual complexity’: A Short Response to Lynch’s Counter-Criticisms.” … 499 more words

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Evolutionary Theory

As a prelude to a series of videos I’m working on about brain evolution, I created three short videos on the basics of evolutionary theory: its history, and how evolution by natural selection works. I hope you enjoy them!


A Theory of Evolution Reframed as an Economic Model, Part 2: Expressions of the model – the Human Brain

From an evolutionary perspective, the brain is a conundrum. Relative to other primates, the brain is very large and contains far superior functioning. We have capabilities that extend far beyond demands of life on the savannah, and these capabilities come at a cost. 479 more words


Ida the Fossil (2)

And yet I hope that soon this week will end,

That dawn will break, and broken hearts will mend

So that a wholesome Sabbath day will bring… 289 more words



Microevolution happens on a small scale (within a single population), while macroevolution happens on a scale that transcends the boundaries of a single species. Despite their differences, evolution at both of these levels relies on the same, established mechanisms of… 148 more words