Space
Calcium and Vitamin D Supplements May Not Prevent Fractures
A major review of 69 clinical trials found that calcium and vitamin D supplements offer little meaningful protection against fractures or falls in most adults.
Space
Space
Consciousness May Not Require Earth-Based Biology, Philosophers Argue
Philosophers argue consciousness isn't limited to Earth-style biology. The universe may host minds built from entirely different materials.
Space
France Records Hottest Day Ever as Europe Heatwave Intensifies
France logged its hottest day since records began in 1947 as a North African heat mass smothered western Europe, prompting red alerts across multiple countries.
Space
Summer Sun Not Enough to Fix Vitamin D Deficiency, Study Finds
New research finds high-risk groups in northern England remain vitamin D deficient year-round, even during summer months.
Space
Wonderwerk Cave Fire Evidence Pushed Back to 1.79 Million Years
Scientists found evidence of fire use in South Africa's Wonderwerk Cave dating back 1.79 million years, using a new luminescence technique on fossil bones.
Space
Bull's-Eye Cloud Rings Appear Above Erupting La Palma Volcano
A NASA satellite captured striking concentric cloud rings above La Palma's erupting Cumbre Vieja volcano in October 2021. The rings formed from a trapped plume
Space
Inside the Space Station Lab Where Matter Almost Stops Moving
NASA's Cold Atom Lab aboard the ISS is cooling atoms to near absolute zero, producing a rare fifth state of matter impossible to study on Earth.
Space
SETI Search Finds No Signals From Interstellar Object 3I/ATLAS
Scientists scanned interstellar comet 3I/ATLAS across millions of radio signals and found no evidence of extraterrestrial technology.
Space
Dietary Fat Type, Not Amount, May Drive Type 2 Diabetes Risk
A new review finds palmitic acid promotes metabolic disease while oleic acid, found in olive oil, may protect against type 2 diabetes.
Space
Ebola and Hantavirus: What Healthcare Professionals Need to Know
New CMAJ articles outline key facts on Ebola and hantavirus, including symptoms, transmission risks, and infection control measures for healthcare professionals
Space
Farmland Tree Rows Reduce Open-Habitat Birds by 70 Percent
New research finds shelterbelts help some birds but sharply reduce grassland and wetland species in Japanese agricultural wetlands.
Space
T. Rex Took 40 Years to Reach Full Size, Study Finds
A new study of 17 fossils suggests T. rex kept growing for about 40 years, far longer than the 25 years scientists previously believed.
Space
How Everyday People Can Limit AI's Environmental Impact
AI could consume 3% of global electricity by 2030. A UN report explains the scale of the problem and what individuals can do.