Orcas Are Learning Terrifying New Behaviors ( www.scientificamerican.com )
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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...
Chinese Scientists have introduced an innovative, green alternative to nylon and Kevlar
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 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%....
A Babylonian tablet from around 1770 BC uses principles of the Pythagorean theorem, suggesting ancient Babylonians discovered it centuries before the famous Greek mathematician Pythagoras for whom it’s named.
cross-posted from: slrpnk.net/post/4426053...
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...
Finding alien technology on the seafloor would be truly incredible. This extraordinary claim, however, is debunked by the actual evidence.
People have been trying to make malaria vaccines for over 100 years. Well over 100 vaccines have gone into clinical trials in people. Very, very few have worked to any degree....
This is a jar full of only water (liquid and vapor). It boils at any temperature when you apply something cold enough to the top, like ice....
Advisers to the Food and Drug Administration voted unanimously on Tuesday against the effectiveness of the key drug found in popular versions of Sudafed, Dayquil and other medications stocked on store shelves....