Increasing paternal age has been linked to elevated health risks for the next generation, including higher risks of obesity ...

Researchers showed how what appears to be a tangle of DNA is actually organized into a structure that coordinates thousands of genes to form a sperm cell. The work, published as two papers in Nature ...

In half of the couples that are unable to conceive a child, the infertility is due to the man. A new study identifies the defective function of ‘CatSper’, an ion channel controlling calcium levels in ...