science

Chimpanzees Go Through Menopause, Too ( www.nytimes.com )

It is not obvious why selection should favor menopause or the continued survival of individuals that can no longer reproduce. The famous Grandmother Hypothesis had been used to explain the evolutionary significance of menopause. A new study conducted on the Ngogo chimpanzees community of wild chimpanzees in Uganda challenges...

No regrets: Gender-affirming chest surgery in adults has long-term satisfaction ( arstechnica.com )

People who underwent gender-affirming chest reconstruction surgeries as adults have virtually no regrets years later and overwhelmingly high levels of satisfaction with their decision to have the procedure, according to a study published Wednesday in JAMA Surgery. The results were so clear, in fact, that the study authors were...

Scientists Discover Natural Molecule That Eradicates Plaques and Cavities ( scitechdaily.com )

Scientists have discovered that the molecule DIM reduces biofilms causing dental plaque by 90%. Its addition to toothpaste and mouthwash could revolutionize dental hygiene. 3,3′-Diindolylmethane (DIM) decreased the Streptococcus mutans biofilm, a leading contributor to plaque and cavities, by 90%....

JWST Spots Giant Black Holes All Over the Early Universe | Quanta Magazine ( www.quantamagazine.org )

Observations from the James Webb Space Telescope have revealed a surprising number of young galaxies containing massive black holes at their centers, churning up the gas within only a few hundred million years after the Big Bang. Spectroscopic data indicates that these “hidden little monsters” harbor black holes weighing...

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