Neuroscie

Brain Activity Linked to Implicit Suicidal Thoughts

Summary: For the first time in Veterans, researchers have identified brain regions activated during subconscious associations between the self and suicide-related concepts using the Suicide Implicit Association Test (S-IAT). These…

Blood Test Identifies Depression Risk in Teenagers

Summary: Researchers have identified nine blood-based microRNAs that are elevated in teens diagnosed with depression, offering a potential biomarker for early detection. These molecules, absent in adult depression, may signal…

Long COVID Is Fueling a Mental Health Crisis in Children

Summary: A new study reveals that nearly 40% of children with long COVID are experiencing significant symptoms of anxiety or depression, many for the first time. Using validated mental health…

Color Knowledge Tied to Language-Visual Brain Circuitry

Summary: A new study shows that our ability to recall details about familiar objects, like a banana’s typical color, depends on strong connections between visual and language-processing areas of the brain.…

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

Numerical simulations reveal the origin of barred olivine crystals in early solar system

This figure illustrates the formation and numerical replication of barred olivine, a unique crystalline texture found in chondrules within meteorites. (a) A polarized light micrograph shows a natural chondrule containing…

The formation of a new exoplanet can cause chemical discrepancies in paired stars

Image of a protoplanetary disk from ALMA. Credit: ALMA (ESO/NAOJ/NRAO) Co-paired stars, or stars that travel together, can provide insights into processes that other stars can’t. Differences in their brightness,…

Building a giant catcher’s mitt on the moon

Artist’s impression of MACEDONAS set up on the moon. Credit: Lunar Cargo / C. Kosmas Members of the space exploration community are always coming up with novel ideas to solve…

Sunset at Mars’s Gusev Crater in 2005

Credit: NASA / JPL-Caltech / Texas A&M / Cornell On May 19th, 2005, NASA’s Mars Exploration Rover Spirit captured this stunning view as the sun sank below the rim of…