Study finds great fathers have smaller testicles

Study finds evolutionary trade-off between mating prowess and parenting involvement.

Fathers who are more involved in child care have smaller testes, and their brains are also more responsive when looking at photos of their own children, according to research published online today in the Proceedings of the National Academy of Sciences1.

 

 

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Could Your Laptop Be Cooking Your Testicles?

man with laptop

Even with a lap pad under the computer, men’stesticles overheat quickly.

Whoever invented the ‘laptop’ probably didn’t worry too much about male reproductive health.  Turns out, unsurprisingly, that sitting with a computer on your lap will crank up the temperature of your nether regions, which could affect sperm quality.

 

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The Virtual Sperm Tour on Secondlife

[youtube]http://www.youtube.com/watch?v=J0TO2dFzbHo[/youtube]

What everyone has been waiting for, male reproductive system simulation

One of the best presentations at the February Eduverse Symposium was the presentation of Douglas R. Danforth, Ph.D. at the Ohio State University who took the audience on a “Testis Tour”, or as the non-biological or medically educated say: “The Virtual Sperm Tour” which sounds kind of cheap for such an impressive build.

Continue reading… “The Virtual Sperm Tour on Secondlife”