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image: Study: Zika Shrinks Testicular Tissue in Mice

Study: Zika Shrinks Testicular Tissue in Mice

By | February 23, 2017

The virus may persist in testes even after the infection is no longer detectable in blood, leading to sexual transmission of the disease and fertility impairments.

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image: Book Excerpt from <em>Testosterone Rex</em>

Book Excerpt from Testosterone Rex

By | January 1, 2017

In Chapter 6, “The Hormonal Essence of the T-Rex?” author Cordelia Fine considers the biological dogma that testes, and the powerful hormones they exude, are the root of all sexual inequality.

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image: Highly Cited Stem Cell Paper Pulled

Highly Cited Stem Cell Paper Pulled

By | August 5, 2014

The authors of a 2008 Nature paper have retracted it after new data watered down the conclusions.

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image: Lab-Grown Primordial Sperm

Lab-Grown Primordial Sperm

By | May 2, 2014

Scientists have reprogrammed human skin cells into immature sperm cells.

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