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evolution

Tag archives for evolution

Have you ever wondered if creationism was intelligently designed? Most of my colleagues tend to dismiss creationism as generally nutty and not worth bothering about. But, every now and then, we did get the odd situation with a few students who disagree or state legislatures that get a little confused about the definition of science.…

This month’s cover of The Scientist has a mistake that makes me cringe. Can you spot what’s wrong? And they call themselves “The Scientist” humph!

The Galápagos islands rank high on my list of places that I really, really, really want to visit. But for many reasons, it’s always looked like a trip to the Galápagos would be at least a decade or two away. Now, I’ll be able to go in January and so will all of you.

You can get a jump on the Darwin Day festivities. Once again the Alliance for Science is sponsoring an essay contest for Darwin Day. If you download their suggestions for good essay writing, you can get your essay done over winter break and have a good crack at winning on those cash prizes! The Alliance…

This is a fun puzzle. The pink molecule is a protein and the other molecule is a nucleic acid.

As many of you know, I’m a big fan of do-it-yourself biology. Digital biology, the field that I write about, is particularly well-suited to this kind of fun and exploration. Last week, I wrote some instructions for making a phylogenetic tree from mitochondrial genomes. This week, we’ll continue our analysis.

Last year I wrote about an experiment where I compared a human mitochondrial DNA sequence to primate sequences in the GenBank. Since I wanted to know about the differences between humans, gorillas, and chimps, I used the Entrez query ‘Great Apes’ to limit my search to a set of sequences in the PopSet database that…