Instead of having more children, a grandmother may pass on her genes more successfully by using her cognitive abilities to directly or indirectly aid her existing children and grandchildren. Such an advantage could have driven ...
Evolution
Jul 20, 2017
1
29
Menopause in women and females from a few other "higher" species is probably a fluke of nature rather than evolution at work, according to a study published Wednesday.
Plants & Animals
Feb 17, 2016
0
50
A soy isoflavone derivative that goes by the scientific moniker, (S)-equol, has proven potent for mitigating menopausal symptoms. However, it has been impossible to produce in quantities sufficient for widespread commercial ...
Cell & Microbiology
Jan 26, 2016
0
4
Menopause is a downright bizarre trait among animals. It's also rare. Outside of the human species, only the female members of two whale species outlive their reproductive lives in such a major way. Female killer whales typically ...
Plants & Animals
Mar 5, 2015
1
321
The hormonal mayhem, reduced fertility and hot flushes experienced by a woman in the run up to menopause may owe to warfare between her own genes, according to a team of scientists working in the United Kingdom and Japan.
Evolution
Dec 10, 2013
0
0
Killer whales are just one of three species – we're one of the others - that continue to live long after they've stopped reproducing. But scientists still don't know why these three alone evolved this unusual menopausal ...
Plants & Animals
Oct 17, 2013
4
0
A study of mortality and fertility patterns among seven species of wild apes and monkeys and their relatives, compared with similar data from hunter-gatherer humans, shows that menopause sets humans apart from other primates.
Plants & Animals
Jul 29, 2013
0
1
After decades of laboring under other theories that never seemed to add up, a team led by biologist Rama Singh has concluded that what causes menopause in women is men.
Other
Jun 13, 2013
21
1
The menopause evolved, in part, to prevent competition between a mother and her new daughter-in-law, according to research published today in the journal Ecology Letters.
Evolution
Aug 22, 2012
12
0
If you are a male human, nothing puts a damper on romantic success like having your mother in tow. If you are a male northern muriqui monkey, however, mom's presence may be your best bet to find and successfully mate with ...
Plants & Animals
Nov 7, 2011
0
1
