Sex and Simultaneity

Finally explained! And in the comments....

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My son (13) is in his physics phase. As a biologist, I don't know much about physics beyond college classes, but our home library is huge, so he managed to dig out a bunch of physics-related books. Some he read, others he skimmed, and now he wants more. He is interested in everything - gravity,…
I first heard of the Boston Globe columnist Alex Beam several years ago when he wrote a wrongheaded attack on the then-new phenomenon known as "blogging." Bloggers quickly eviscerated him; among other things, Beam had failed to comprehend one of their April Fool's jokes. As Catherine Seipp later…
As always, comment on the studies and reporting of them in the comments.... Male Fish Turn To Cannibalism When Uncertain Of Paternity: A study from the February issue of the American Naturalist is the first to demonstrate that male fish are more likely to eat their offspring when they have been…
Update II: John Hawks leaves a comment. Update: Kambiz has much more comment. Were neandertal and modern human cranial differences produced by natural selection or genetic drift?: ... Here we use a variety of statistical tests founded on explicit predictions from quantitative- and population-…