New Evidence of Neandertal Symbolic Behavior: Painted Shells, Cave Marks and a Tactile Trace on a Rock Face
For much of the 20th century, Neandertals were portrayed as primitive hominins lacking the cognitive capacity for symbol...
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Blocked Blood Flow Accelerates Cancer by Aging the Bone Marrow, NYU Study Shows
Cutting off blood flow to tissues can prematurely age the bone marrow and shift the immune system into a cancer-tolerant...
Perseverance Data Reveals Strongest Yet Case for Microbial Processes in Mars’ Bright Angel Rocks
Perseverance's discovery in Jezero CraterData collected by NASA's Perseverance rover over the past year have produced wh...
Oral Bacteria Found Inside Coronary Plaques May Trigger Heart Attacks, New Study Shows
Summary and key findingBacteria commonly resident in the human mouth have been detected inside atherosclerotic plaques i...
Ryugu's Watery Past: Evidence Shows Liquid Water Persisted Much Later Than Expected
New evidence that Ryugu held liquid waterA tiny 80-milligram sample returned from the near‑Earth asteroid Ryugu has reve...
Perseverance Finds Compelling Mineral Signs in Jezero: New Evidence That Mars Once Hosted Microbial Activity
New mineral data from Perseverance points to possible ancient microbial activityData returned last year by NASA's Persev...
Loudest Black Hole Collision Confirms Hawking’s Area Theorem
A decade after the first detection: a clearer cosmic rumbleTen years after the first direct detection of gravitational w...
How Prolonged Toilet Sitting and Straining Can Trigger Fainting — Physiology, Risks and Safer Practices
When a Routine Trip to the Toilet Becomes DangerousExtended periods spent on the toilet, especially when combined with f...
Fastball EEG: 3-Minute Visual Test Shows Promise for Early Alzheimer's Risk Detection
A new electrophysiological screening method called the Fastball EEG test can detect memory-related brain changes linked ...
JWST Spectra Hint TRAPPIST-1e May Have a Nitrogen-Rich Atmosphere — A Potentially Earth-Like World
New JWST observations probe the atmosphere of TRAPPIST-1eScientists led by researcher K. Glidden and collaborators have ...
Brain Signals Predict When You'll Change Your Mind — and Why It Matters
How the Monty Hall Puzzle Illuminates Human Decision-MakingThe Monty Hall problem — choose one of three doors, the host ...
Large Ontario Study Finds Small Association Between Preconception CT Scans and Pregnancy Loss, Birth Defects
A population-level observational study spanning three decades in Ontario, Canada, suggests a modest association between ...
Why Some Plants Are Taking Over the World: Traits That Drive Global Naturalization
Plants are spreading across the globe faster than at any time in human history, driven largely by human-mediated movemen...
Vegetables, Whole Grains and Healthy Fats Slow Dementia and Heart Disease — 15-Year Swedish Study Shows
Summary and significanceA 15-year longitudinal study of more than 2,400 older adults in Sweden links long-term dietary p...
Researchers Identify Cause of Eerie White Halos on Southern California Seafloor: Alkaline Waste, Not Just DDT
Alkaline leaks explain ‘ghostly’ white halos around sunken barrelsImages of corroded metal drums resting on the deep sea...
Study Links Ultra-Processed Foods to Weight Gain, Hormone Disruption and Reduced Sperm Quality in Young Men
New evidence: three clear harms from ultra-processed foodsA randomized crossover dietary trial from the University of Co...
Chroococcidiopsis: The Mars‑Dust‑Eating Cyanobacterium That Could Produce Oxygen for Space Missions
a hardy cyanobacterium with practical potentialExtremophiles—organisms adapted to survive extreme physical or chemical c...
Seven Blood Metabolites Linked to Excessive Daytime Sleepiness: Diet and Hormones Offer New Clues
New blood biomarkers tie diet and hormones to daytime drowsinessA multisite study led by investigators at Mass General B...
Scientists Build the First Time Crystal Visible to the Human Eye — Neon Stripes from Liquid Crystals
A Time Crystal You Can SeePhysicists at the University of Colorado Boulder have announced a landmark demonstration: a ti...
New Calculations Suggest Solar Flare Ions Could Reach 60 Million °C — Far Hotter Than Electrons
A recent theoretical analysis indicates that ions expelled in solar flares may be heated to far higher temperatures than...