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

When ancient humans interbred, new research shows that the pairings were predominantly male Neanderthals and female Homo ...

Perhaps human females found Neanderthal males to be high-status providers. Or perhaps Neanderthal society was “patrilocal” — meaning women moved to join the man’s family — while human society was the ...

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

Infertility affects 10-15% of reproductive-age couples, with causes ranging from genetic factors to unidentified reasons. Environmental conditions, particularly pollutants, play a significant role in ...

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

The human genome is a rich, complex record of migration, encounters, and inheritance written over thousands of millennia.

A picture taken on March 26, 2018 shows a moulding of a Neanderthal man face displayed for the Neanderthal exhibition at the ...

Most people alive today carry fragments of Neanderthal DNA in their genome. Now scientists are gaining a more intimate ...

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

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 ...

Scientists at Michigan State University have uncovered the molecular “switch” that powers sperm for their final, high-speed dash toward an egg. By tracking how sperm use glucose as fuel, the team ...