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Two pink-colored, rod-shaped bacteria interacting with a blue-colored human cell

Gut Bacterium Linked to Depression in Premenopause

The opportunistic pathogen Klebsiella aerogenes degrades estradiol and induces depressive-like behavior in mice, a study finds.

Gut Bacterium Linked to Depression in Premenopause

Gut Bacterium Linked to Depression in Premenopause

The opportunistic pathogen Klebsiella aerogenes degrades estradiol and induces depressive-like behavior in mice, a study finds.

The opportunistic pathogen Klebsiella aerogenes degrades estradiol and induces depressive-like behavior in mice, a study finds.

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Grandmother Orcas Help Young Whales Survive and Thrive: Study

Lisa Winter | Dec 11, 2019 | 2 min read

Post-menopausal orcas tied to an increase in calf survival by providing food, care, and guidance.

bone microbiome inflammation wnt10b rankl

Bone and the Microbiome Have a Brittle Relationship

Kerry Grens | Jul 12, 2019 | 6 min read

Animal studies and a few small clinical trials show it’s possible to get commensal microbes to protect against bone loss, rather than contribute to it.

“Grandmother Hypothesis” Gets Some Support

Ashley Yeager | Feb 7, 2019 | 2 min read

New studies suggest forebears’ age and physical proximity matter when it comes to their grandkids’ survival.

You Are When You Eat

Mary Beth Aberlin | Sep 1, 2013 | 3 min read

Circadian time zones and metabolism

Putting the Men in Menopause

Jon Stone | Sep 1, 2013 | 3 min read

Can mating behavior explain the evolution of menopause in humans?

Why Women Lose Fertility

Daniel Levitis and Alan Cohen | Sep 1, 2013 | 5 min read

Mating behavior is an unlikely driver of women's reproductive aging.

Chris Palmer and Kate Yandell | Sep 1, 2013 | 3 min read

Meet some of the people featured in the September 2013 issue of The Scientist.

Menopause Caused by Men?

Bob Grant | Jun 17, 2013 | 1 min read

A new hypothesis holds that women become infertile later in life because males prefer younger mates.

Mothers-In-Law and Menopause

Hayley Dunning | Aug 23, 2012 | 2 min read

Competition for resources between mothers- and daughters-in-law having children at the same time could have been a driver for the emergence of menopause.

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