Men are losing a key chromosome with age and it may be deadly
As men grow older, some of their cells gradually lose the Y chromosome. For a long time, scientists assumed this change would have little impact. The Y chromosome contains relatively…
Huge study finds no evidence cannabis helps anxiety, depression, or PTSD
A major paper published in The Lancet reports that medicinal cannabis does not effectively treat anxiety, depression, or post-traumatic stress disorder (PTSD). The analysis is the largest to date examining…
Gum disease bacterium linked to breast cancer growth and spread
Scientists at the Johns Hopkins Kimmel Cancer Center and the Bloomberg~Kimmel Institute for Cancer Immunotherapy have identified a surprising link between oral health and breast cancer. Their research shows that…
The best strength training plan might be simpler than you think
The first major update to resistance training recommendations in 17 years delivers a straightforward message. Even small amounts of resistance training can improve strength, increase muscle size, enhance power, and…
You don’t need to lose weight to reverse prediabetes, study finds
For years, preventing diabetes has been closely tied to one main goal: losing weight. However, new research challenges that long-standing assumption. People diagnosed with prediabetes — a condition affecting up…
These strange pink rocks just revealed a hidden giant beneath Antarctica
Bright pink granite boulders scattered across the dark volcanic peaks of the Hudson Mountains in West Antarctica have led scientists to a remarkable discovery. Beneath Pine Island Glacier lies an…
Your daily coffee may be protecting your brain, 43-year study finds
A large prospective cohort study conducted by researchers from Mass General Brigham, Harvard T.H. Chan School of Public Health, and the Broad Institute of MIT and Harvard examined data from…
Study finds ChatGPT gets science wrong more often than you think
Washington State University professor Mesut Cicek and his research team repeatedly tested ChatGPT by giving it hypotheses taken from scientific papers. The goal was to see if the AI could…
Scientists finally reveal how this Alzheimer’s drug really works
Lecanemab, marketed as Leqembi, is a monoclonal antibody treatment for Alzheimer’s disease that targets and removes harmful amyloid plaques while slowing cognitive decline. Scientists from VIB and KU Leuven have…
A strange twist in the universe’s oldest light may be bigger than we thought
Researchers investigating a mysterious cosmic phenomenon called cosmic birefringence have created a new approach to reduce uncertainty in how it is measured. The advance, reported in Physical Review Letters, could…