September 30, 2006

Is evolution a universal acid against theism?  permlink

Category: Creationism

Check out the data posted by rikhurzen from the GSS....

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Posted by Razib at 9:44 PM • 4 Comments

What do Y & mtDNA tell us?  permlink

Category: Genetics

RPM has a post up about Y and mtDNA lineages, and what they can (or can't) tell us about demographic history. I'm pretty skeptical myself about the broad and detailed deep time inferences some make with these markers (see The...

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Posted by Razib at 2:13 PM • 0 Comments

Culture naturally  permlink

Category: Psychology

Back in August AlphaPsy had series of posts on 'naturalism' in the context of culture. Check them out! (links below) I strongly believe it is important to discuss human affairs with a multi-disciplinary lens, too often the public discourse is...

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Posted by Razib at 1:08 PM • 2 Comments

Fisher and population size  permlink

Category: Genetics

One of the major dialogues in evolutionary genetics in the 20th century was that between R.A. Fisher and Sewall Wright. It is so seminal that the term Fisher-Wright controversy is often used. One of the major points of disagreemant between...

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Posted by Razib at 12:52 PM • 0 Comments

September 29, 2006

Katz tale  permlink

Category: Blog

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Posted by Razib at 4:51 PM • 0 Comments

Tall, to short, to tall (again)  permlink

Category: Evolution

Dienekes reports on a paper which chronicles the change height of "Europeans" over the last 20,000 years ago. Anthropologist Henry Harpending once told me that when the first modern humans arrived in European 40-30 thousand years ago they were as...

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Posted by Razib at 11:33 AM • 12 Comments

Discrete continuity in genetics  permlink

Category: Genetics

In the post below on skin color within a multiracial family I made the point that genetics is inherited in a discrete fashion. In the post-genomic era, or even the post-DNA era, this seems intuitively clear. Our genetic sequence, our...

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Posted by Razib at 10:09 AM • 8 Comments

September 28, 2006

Genetics reference  permlink

Category: Genetics

Check out this Mendelian Genetics reference site, which has an enormous catalogue of links. It doesn't just talk about Punnett Squares, there's also a link to a simple introduction to the chi square test....

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Posted by Razib at 9:11 AM • 0 Comments

September 27, 2006

Brown gaucho & Tangled Bank #63  permlink

Category: Biology

Our old friend Brown Gaucho is hosting Tangled Bank #63. I enjoyed his post, The importance of evolution in medicine. BG is a primatologist-turned-med student, so he knows of what he speaks. But, I do have to take some issue...

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Posted by Razib at 9:35 PM • 0 Comments

Can you tell if you're black or white?  permlink

Category: Genetics

Last winter a story surfaced about "black" and "white" twins. As you can see by the picture the main difference is in skin color, though genetically full sisters (fraternal twins), one twin has the complexion typical of a northern European,...

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Posted by Razib at 10:25 AM • 13 Comments

Cladistics & culture - Wilkins responds, etc.  permlink

Category: Blog

Update: Make sure to read the comments, some of them are worthy of posts. John Wilkins has a long response to my post Cultural Cladistics. Now, John knows several orders of magnitude more about systematics than I do...so he emphasized...

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Posted by Razib at 3:35 AM • 13 Comments

September 26, 2006

New blog and interesting post  permlink

Category: Blog

Along with Dave I would like to bring to your attention AlphaPsy, a blog devoted to the naturalistical paradigm in cultural anthropology, drawing deeply from the well of cognitive science. Posts like this, exploring the cognitive grounding of our understanding...

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Posted by Razib at 10:15 PM • 0 Comments

It's a white thing  permlink

Category: Genetics

Sandy at Discovering Biology in a Digital World responded to my post about skin color with White People are Mutants. This is an interesting juxtposition with a observation that some might claim that this implies that one is saying white...

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Posted by Razib at 10:02 PM • 5 Comments

September 25, 2006

Skin deep, why I'm brown and you wish you were  permlink

Category: Genetics

A year ago, Armand Leroi, the author of Mutants, wrote: ...We don't know what the differences are between white skin and black skin, European skin versus African skin. What I mean is we don't know what the genetic basis of...

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Posted by Razib at 11:59 AM • 17 Comments

September 22, 2006

Blood of the British  permlink

Category: Genetics

Two articles are out, one by Stephen Oppenheimer, author of The Real Eve, and another profiling some of Bryan Sykes'1 new research. The headlines are eye-catching, "We're nearly all Celts under the skin!" The fine print: Even in England, about...

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Posted by Razib at 1:57 PM • 30 Comments

Kat - kaptive  permlink

Category: Blog

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Posted by Razib at 12:13 PM • 3 Comments