Neuroscie
PET Tracer Maps Synapse Loss After Spinal Cord Injury
Summary: Researchers developed a new PET tracer capable of measuring synapse loss after spinal cord injury, offering insights into both spinal and brain changes. In rat models, the tracer revealed…
Your Words May Reveal More Than You Think: AI Shows How
Summary: Psychologists are turning to artificial intelligence to uncover hidden psychological cues in speech, from word choice to tone and pacing. These signals can reveal personality traits and even early…
Evolution of Human Brain May Explain High Autism Rates
Summary: A new study suggests that autism may be linked to the rapid evolution of brain cell types unique to humans. Researchers found that outer-layer neurons in the human brain…
Loneliness Drives Teens to Seek Rewards
Summary: A new study reveals that adolescents are highly sensitive to even brief periods of social isolation, showing a sharp increase in motivation to seek rewards after just a few…
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
Planets without plate tectonics and too little carbon dioxide could mean that technological alien life is rare
An artist’s impression of the rocky, habitable-zone exoplanet Kepler-168b. Credit: NASA Ames/NASA/JPL–Caltech/Tim Pyle (Caltech). The closest technological species to us in the Milky Way galaxy could be 33,000 light years…
Where did the interstellar comet 3I/ATLAS come from?
The Gemini South Observatory captured this image of the interstellar comet 3L/ATLAS on August 27th. It shows the object’s fuzzy coma and tail, made of volatiles released by the sun’s…
Models explain mysterious feature controlling magnetic properties of the sun
The sun taken from the Solar Dynamics Observatory satellite, showing the quiet corona and magnetic structures like coronal loops, which trace the intricate patterns of magnetic field lines that emerge…
Volcanic emissions of reactive sulfur gases may have shaped early climate of Mars, making it more hospitable to life
Sulfur crystals found inside a rock after NASA’s Curiosity Mars rover happened to drive over it and crush it on May 30, 2024. This discovery supports new research led by…
