Science News
Creating an island paradise in a fusion reactor
Phys.org - 16 Apr 2024 16:18
In their ongoing quest to develop a range of methods for managing plasma so it can be used to generate electricity in a process known as fusion, researchers at the U.S. Department of Energy's (DOE) Princeton Plasma Physi...
How We Optimize Decisions for Mutual Benefit
Neuroscience News - 16 Apr 2024 20:28
Researchers shed light on how human brains handle decisions that impact others, particularly when options conflict. In their study, participants engaged in tasks designed to assess their preference integration and decisi...
HIV Drugs May Reduce Alzheimer's Risk
Neuroscience News - 16 Apr 2024 23:22
Common HIV drugs could reduce the incidence of Alzheimer's disease (AD). Utilizing anonymized prescription data from over 225,000 individuals, the study found that HIV-positive patients taking reverse transcriptase (RT) ...
Rats Can Count: Study Unveils Numerical Sense in Rodents
Neuroscience News - 16 Apr 2024 21:36
Summary: Researchers made a groundbreaking discovery confirming that rats possess a distinct number sense. Their study used advanced brain manipulation techniques, AI modeling, and a specialized numerical learning task t...
Gigahertz-rate switchable wavefront shaping by LNOI-empowered metasurface
Phys.org - 16 Apr 2024 21:20
Over the past decade, metasurfaces deploying two-dimensional artificial nanostructures have emerged as a groundbreaking platform to manipulate light across various degrees of freedom. These metasurfaces exhibit significa...
AI pinpoints where psychosis originates in the brain
Live Science - 16 Apr 2024 21:16
Scientists have moved a step closer to understanding the basis of the hallucinations and delusions that characterize schizophrenia and bipolar disorder.
Object that slammed into Florida home was indeed space junk from ISS, NASA confirms
Live Science - 16 Apr 2024 21:08
An object that smashed through a Florida home was part of a pallet jettisoned from the International Space Station along with 5,800 pounds of aging batteries back in March 2021.
Junk Food Diet in Teens Linked to Long-term Memory Issues
Neuroscience News - 16 Apr 2024 21:04
A high-fat, sugary diet during adolescence may cause long-lasting memory impairments. The study found that rats raised on a junk food diet exhibited significant memory deficits that persisted into adulthood, despite swit...
NASA Mars samples, which could contain evidence of life, will not return to Earth as initially planned
Live Science - 16 Apr 2024 20:17
NASA's plan to retrieve as many as 30 geological samples from Mars is getting a major rewrite, agency officials said on Monday. The initial plan, which would not return the samples to Earth until 2040, was deemed "too ex...
Emotional Bodily Sensations Altered in Parkinson's Patients
Neuroscience News - 16 Apr 2024 19:48
People with Parkinson's disease experience altered bodily sensations related to basic emotions differently from healthy individuals. Utilizing electronic body maps, participants identified how emotions like anger, happin...
Magnetism boosts hydrogen production in model catalysts
Phys.org - 16 Apr 2024 19:42
Researchers at the University of Twente have shown how to improve the efficiency of hydrogen production in an experimental setup. They showed that the magnetic order of the molecules plays a critical role.
Exploding Stars Are Rare--but if One Was Close Enough, It Could Threaten Life on Earth
Singularity Hub - 16 Apr 2024 19:37
Stars like the sun are remarkably constant. They vary in brightness by only 0.1 percent over years and decades, thanks to the fusion of hydrogen into helium that powers them. This process will keep the sun shining steadi...
Exercise Reduces Stress in the Brain
Neuroscience News - 16 Apr 2024 19:22
Physical activity significantly reduces the risk of cardiovascular disease by diminishing stress-related brain signaling. The study, which analyzed data from over 50,000 participants, showed that individuals who adhered ...
Explosive 'devil comet' 12P will soon be at its brightest and best. Here's how to see it before it disappears.
Live Science - 16 Apr 2024 18:20
The explosive green 'devil comet' 12P/ Pons-Brooks is about to reach its closest point to the sun. Here's how to see the rare visitor at its best and brightest.
How logic alone may prove that time doesn't exist
Phys.org - 16 Apr 2024 18:06
Modern physics suggests time may be an illusion. Einstein's theory of relativity, for example, suggests the universe is a static, four-dimensional block that contains all of space and time simultaneously--with no special...
Starfish have hundreds of feet but no brain - here's how they move
New Scientist - 16 Apr 2024 18:00
Starfish feet are coordinated purely through mechanical loading, enabling the animals to bounce rhythmically along the seabed without a central nervous system
The man reinventing economics with chaos theory and complexity science
New Scientist - 16 Apr 2024 18:00
Traditional economics makes ludicrous assumptions and poor predictions. Now an alternative approach using big data and psychological insights is proving far more accurate
1st-of-its-kind Parkinson's treatment may slow aggressive disease, trial hints
Live Science - 16 Apr 2024 17:46
A new antibody drug for Parkinson's disease appears to slow the progression of its movement-related symptoms, at least in some patients.
Crucial connection for 'quantum internet' made for the first time
Phys.org - 16 Apr 2024 17:37
Researchers have produced, stored, and retrieved quantum information for the first time, a critical step in quantum networking.
Infamous boat-sinking orcas spotted hundreds of miles from where they should be, baffling scientist
Live Science - 16 Apr 2024 17:32
Orcas that attack and sink boats in southwestern Europe have been spotted circling a vessel in Spain, hundreds of miles from where they should currently be. And scientists can't explain why.
Our plans to tackle climate change with carbon storage don't add up
New Scientist - 16 Apr 2024 17:31
Modelling that shows how the world can remain below 1.5°C of warming assumes we can store vast amounts of carbon dioxide underground, but a new analysis reveals that achieving this is extremely unlikely
6 strange things observed during the April 8 solar eclipse: From doomed comets to 'diamond rings'
Live Science - 16 Apr 2024 17:29
During the recent total solar eclipse on April 8, scientists and other observers spotted some strange things in the sky and on the ground. Here are some of our favorites.