New humpback whale study shows older male whales were more likely to become fathers and younger males were less likely to do ...

Recovering humpback whale populations are revealing a hidden shift: older males are increasingly outcompeting younger rivals to father calves.

New research from the University of St Andrews published in Current Biology has shown that the role of age in male humpback ...

New research from the University of St Andrews published today (27 February) in Current Biology, has shown that the role of age in male humpback ...

New research reveals older singing male whales are increasingly successful at siring offspring compared to younger males.

The quality of sperm is highest in the summer and lowest in the winter, according to a new study by scientists at University ...

It’s high time to change this and focus on sexual and reproductive health for men. Every single unplanned pregnancy involves ...

Understanding the seasonal patterns of sperm could improve fertility treatments, by optimising the timing of treatment, the ...

New treatments for male infertility could widen therapeutic options and possibly shift the treatment burden from women.

Mark Gurarie is a writer covering health topics, technology, music, books, and culture. He also teaches health science and research writing at George Washington University's School of Medical and ...

UCSF researchers found that 64.4% of female patients report sickle cell disease (SCD) pain during menstruation. However, ...

Alas, there are no homunculi crammed inside the smallest human cells. Yet recent research in fertility and urology suggests Hartsoeker’s image could work metaphorically: Sperm can be a proxy for the ...