Articles on Placenta

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Testosterone is primarily made in the testes, and creates many of the characteristics we see in adult men. from www.shutterstock.com

You need more than just testes to make a penis

Disorders affecting penis development are among the most common birth defects seen in humans, and rates are on the rise.
The placenta plays a critical role in pregnancy, fetal development and health throughout life. Remy Sharp/Flickr

Explainer: what is placenta?

An incredibly complex and important organ in its own right, the placenta is only found in mammals. And how it functions has the potential to have profound effects on the lifelong health of the developing foetus.

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