Science News
OpenAI shuts down AI that was 'running for mayor' in Wyoming
Live Science - 27 Jun 2024 16:25
An AI candidate running in the Wyoming mayoral race has been disabled by the company that developed the technology. But its creator says he has not given up.
Peptide Improves Cognition in Schizophrenia
Neuroscience News - 27 Jun 2024 23:08
Researchers developed a novel peptide, KS-133, to target cognitive dysfunction in schizophrenia. By using a brain-targeting peptide, KS-487, they successfully transported KS-133 across the blood-brain barrier. Their nano...
Ozempic Boost Fullness Pre-Meal via Hypothalamus
Neuroscience News - 27 Jun 2024 22:53
A new study shows GLP-1 receptor agonists increase pre-meal fullness by activating neurons in the dorsomedial hypothalamus. This mechanism helps prevent overeating, offering insights into obesity treatment. The research ...
First Neandertal with Down Syndrome: Evidence of Altruistic Care in Prehistory
Neuroscience News - 27 Jun 2024 21:52
A new study documents the first case of Down syndrome in a Neandertal child named "Tina," found in Spain. Despite severe hearing loss and vertigo, Tina survived to at least 6 years old, indicating she received extensive ...
Predator or prey? This 'switch' in the brain toggles when you're hunting or being hunted
Live Science - 27 Jun 2024 21:37
The hypothalamus, a brain region that helps control our hormones and sleep cycles, is also responsible for our ability to switch between predator- and prey-like behavior.
COVID-19 Vaccines May Reduce Virus-Induced Memory Problems
Neuroscience News - 27 Jun 2024 21:25
COVID-19-induced cognitive impairment is linked to the protein IL-1β. Researchers found that vaccination can reduce brain inflammation and memory loss in rodent models. This suggests vaccines may lower the risk of long ...
Trilobites preserved in incredible detail by Pompeii-style eruption
New Scientist - 27 Jun 2024 21:00
Trilobites are one of the most common fossils we know, but normally only their hard exoskeleton is preserved. Now, researchers have discovered a site that was buried by a Pompeii-style volcanic eruption, leaving the arth...
Hypothalamus Key in Switching Between Survival Behaviors
Neuroscience News - 27 Jun 2024 20:59
The hypothalamus helps humans switch between survival behaviors like hunting and escaping. Researchers used AI-enhanced fMRI scans to analyze brain activity in 21 participants playing a survival game. They found distinct...
H5N1 bird flu can remain infectious in raw milk for at least an hour, study finds
Live Science - 27 Jun 2024 20:35
Scientists found that contaminated milking equipment can harbor the H5N1 virus for more than an hour, increasing the risk of dairy farmers getting infected.
Magnesium-18's unique decay process: From theory to practice
Phys.org - 27 Jun 2024 18:15
Led by physicist Si-Min Wang, the research team at Key Laboratory of Nuclear Physics and Ion-beam Application (MOE), Institute of Modern Physics, and Shanghai Research Center for Theoretical Nuclear Physics, NSFC, Fudan ...
2,000-year-old funerary urn found in Spain contains the world's oldest known liquid wine
Live Science - 27 Jun 2024 18:15
Scientists discovered the oldest known wine in liquid form inside a Roman-era tomb in Spain.
The last woolly mammoths on Earth died from bad luck, not inbreeding
New Scientist - 27 Jun 2024 18:00
A genetic study of woolly mammoths found on an isolated Arctic island shows they reached a stable population that lasted millennia, so were probably wiped out by a random event rather than inbreeding
Skeletons reveal ancient Egyptian scribes had bad posture at work
New Scientist - 27 Jun 2024 18:00
The skeletons of ancient Egyptian scribes reveal the health toll of sitting on the floor while performing administrative tasks like writing
Ancient Egyptian 'office workers' had terrible posture just like us, disfigured skeletons reveal
Live Science - 27 Jun 2024 17:01
The development of osteoarthritis was more common among scribes than their ancient Egyptian peers, a study finds.
Mystery 'random event' killed off Earth's last woolly mammoths in Siberia, study claims
Live Science - 27 Jun 2024 17:00
Woolly mammoths survived on Wrangel Island for 6,000 years after their mainland cousins had perished. A new genomic study has revealed that this final population likely died from a sudden, mysterious event.
Secret to lifelong memories sticking is molecular 'glue'
Live Science - 27 Jun 2024 16:45
A new study has uncovered the role that a specific molecule in the brain plays in maintaining long-term memory.
Researchers find magnetic excitations can be held together by repulsive interactions
Phys.org - 27 Jun 2024 16:14
A group of physicists specialized in solid-state physics from the University of Cologne and international collaborators have examined crystals made from the material BaCO2V2O8 in the Cologne laboratory.
This MIT Device Maps the Human Brain With Unprecedented Resolution and Speed
Singularity Hub - 27 Jun 2024 16:00
A squishy, fatty, beige-colored organ covered with grooves and ridges, the brain doesn't look all that impressive on the surface. But hidden underneath are up to 100 billion neurons and 100 trillion synapses--the connect...
Mysterious rock art in Venezuela hints at little-known ancient culture
New Scientist - 27 Jun 2024 15:30
Pictograms and petroglyphs depicting abstract lines and shapes offer a rare glimpse into the culture of people who lived in South America thousands of years ago
Visual explanations of machine learning models to estimate charge states in quantum dots
Phys.org - 27 Jun 2024 14:11
A group of researchers has successfully demonstrated automatic charge state recognition in quantum dot devices using machine learning techniques, representing a significant step toward automating the preparation and tuni...
Re-analyzing LHC Run 2 data with cutting-edge analysis techniques allowed physicists to address old discrepancy
Phys.org - 27 Jun 2024 14:07
Supersymmetry (SUSY) is an exciting and beautiful theory that answers some of the open questions in particle physics. It predicts that all known particles have a "superpartner" with somewhat different properties. For exa...
'Little red dot' galaxies are breaking theories of cosmic evolution
New Scientist - 27 Jun 2024 14:00
The James Webb Space Telescope has spotted hundreds of odd, distant galaxies that seem to either produce an impossible amount of stars or host black holes far more enormous than they should be