Neuroscie
Cannabis Destroys Sleep Quality – Neuroscience News
Summary: A 35-year study following adults from young adulthood into middle age reveals that both lifetime and recent cannabis use are tied to worse objectively measured sleep quality, characterized by…
Genetic Risk for Anorexia May Begin Outside the Brain
Summary: A new genetic study reveals that individuals with severe anorexia nervosa are nearly four times more likely to carry rare, damaging mutations in PLIN4, a gene primarily expressed in…
Higher BMI Linked to Longer Survival After a Dementia Diagnosis
Summary: A long-term study of more than 4,500 older adults reveals that individuals who are overweight or obese when diagnosed with dementia exhibit a significantly lower risk of death than…
How Dark Traits Reshape Speech
Summary: A narrative psychology study from the University of Mississippi challenges the popular stereotype that individuals with psychopathic traits speak with cold, emotionless detachment. Published in Personality and Individual Differences,…
Life
Nature
Newfound bat skeletons are the oldest on record
Two fossilized bat skeletons unearthed in western Wyoming represent a new species and are the oldest set of bat bones yet discovered, researchers say. The incredibly complete fossils of Icaronycteris…
Astronomy
Asteroid 2024 YR4 was Earth’s first real-life defense test
Artist’s depiction of an asteroid floating in space. Credit: NASA, ESA, CSA, N. Bartmann (ESA/Webb), Martin Kornmesser (ESA), Serge Brunier (ESO), Nick Risinger (Photopic Sky Survey) At this point in…
How do you fire someone into the sun?
Firing our villain straight at the Sun results in a big miss. Credit: Michael Brown, CC BY To point a rocket directly at the sun and hit would require great…
Cosmic ray puzzle resolved as scientists link ‘knee’ formation to black holes
LHAASO experiment. Credit: LHAASO Collaboration Milestone results released by the Large High Altitude Air Shower Observatory (LHAASO) on November 16 have solved a decades-old mystery about the cosmic ray energy…
If the supernova standard candle is wrong, it could solve the Hubble tension
An illustration showing how Baryon Acoustic Oscillations (BAOs) expand with the universe. Credit: Gabriela Secara, Perimeter Institute CC-BY-4.0 Last time I wrote about new data that overturns the standard cosmological…
