Science News
Brain Signals for Self-Timed Actions Revealed
Neuroscience News - 4 Jun 2024 23:43
Researchers explored how mice time their actions to receive rewards, focusing on the mesocortical brain pathway. The study found that dopamine-mediated signals via D2 receptors are crucial for self-initiated movements. T...
Wearable Scanner Maps Children's Brain Activity
Neuroscience News - 4 Jun 2024 23:54
Researchers used a wearable MEG scanner to map brain activity in young children, providing new insights into brain development and conditions like autism. The lightweight, adaptable helmet with quantum technology allows ...
AI Decodes Dog Barks: Playful or Aggressive?
Neuroscience News - 4 Jun 2024 22:55
Researchers are using AI to interpret dog barks, distinguishing between playful and aggressive sounds. By adapting human speech models, they also identify dogs' age, breed, and sex. This approach could revolutionize unde...
Underutilized Visual Memory: We Recall Less Than We Can
Neuroscience News - 4 Jun 2024 23:16
People often underuse their visual working memory (VWM), typically remembering fewer items than their capacity allows. Participants in the study usually chose to recall just one item at a time, despite being able to reme...
Gravitational waves and the geometry of spacetime
Phys.org - 4 Jun 2024 23:15
When speaking of our universe, it's often said that "matter tells spacetime how to curve, and curved spacetime tells matter how to move." This is the essence of Albert Einstein's famous general theory of relativity, and ...
Study Validates Impulsivity as a Stable, Measurable Personality Trait
Neuroscience News - 4 Jun 2024 23:06
A new study confirms impulsivity as a stable and measurable personality trait. Using data from 1,676 participants, researchers identified a general impulsivity factor, I, which effectively predicts impulsive behaviors. T...
Laser-based 3D printing: A powerful tool to advance optical microscopy
Phys.org - 4 Jun 2024 23:01
Today, optical microscopy is one of the most widely used methods in various multidisciplinary fields for inspecting objects, organisms, or surfaces on a small scale. However, its lateral resolution is fundamentally limit...
A 'new star' could appear in the sky any night now. Here's how to see the Blaze Star ignite.
Live Science - 4 Jun 2024 22:40
The "Blaze Star" T Coronae Borealis will erupt with a magnificent explosion sometime between now and September, becoming visible to the naked eye. Here's how to find it when it does.
Structural Abnormalities in Brains' of Mothers Who Abuse Kids
Neuroscience News - 4 Jun 2024 22:10
A new study used brain imaging to identify structural brain abnormalities in mothers who commit child abuse. Reduced integrity in the corticospinal tract was linked to impulsivity and movement control issues. These findi...
Scientists Smashed a Spacecraft Into an Asteroid. Here's What They're Learning From the Aftermath.
Singularity Hub - 4 Jun 2024 21:32
On a fall evening in 2022, scientists at the Johns Hopkins University Applied Physics Laboratory were busy with the final stages of a planetary defense mission. As Andy Rivkin, one of the team leaders, was getting ready ...
Study Reveals Shifting Language in Mental Health Over 79 Years
Neuroscience News - 4 Jun 2024 21:28
A study of 340,000 texts over 79 years found a shift from terms like "disease" and "disturbance" to "mental health" and "psychiatric," with "mental illness" now the most-used term. This evolution reflects growing recogni...
Viking sword with 'very rare' inscription discovered on family farm in Norway
Live Science - 4 Jun 2024 21:18
The ancient weapon seems to be a rare type of iron sword made in the Frankish Empire.
Internet Addiction Disrupts Adolescent Brain Networks
Neuroscience News - 4 Jun 2024 21:14
A new study reviewed neuroimaging research on internet addiction in adolescents, revealing disrupted brain signaling in critical neural networks. These disruptions affect attention, memory, coordination, and emotional pr...
The brain can store nearly 10 times more data than previously thought, study confirms
Live Science - 4 Jun 2024 19:23
Scientists harnessed a new method to precisely measure the amount of information the brain can store, and it could help advance our understanding of learning.
Why excessive positivity is bad for your health and mental well-being
New Scientist - 4 Jun 2024 18:56
There are real benefits to a positive mindset, but the idea that we should always look on the bright side has gone too far. Research into toxic positivity can help restore balance
Stunning 'parade of planets' image shows 6 worlds aligned over Earth
Live Science - 4 Jun 2024 18:52
A stunning photo of the recent "parade of planets" shows Mercury, Mars, Jupiter, Saturn, Uranus and Neptune in alignment over Earth. It was captured from the U.K. on June 1.
Starship launch 4: What time is the SpaceX flight tomorrow?
New Scientist - 4 Jun 2024 18:10
SpaceX is getting ready to launch its massive Starship rocket tomorrow and we have all the details on the mission
Huge cheetah that roamed China 1 million years ago would have stood face to face with a tiger
Live Science - 4 Jun 2024 17:13
Extinct colossal cat Acinonyx pleistocaenicus was the biggest species of cheetah to have ever lived, scientists reveal.
Physicists decode mechanics of knitted materials for engineering applications
Phys.org - 4 Jun 2024 17:10
Knitting, the age-old craft of looping and stitching natural fibers into fabrics, has received renewed attention for its potential applications in advanced manufacturing. Far beyond their use for garments, knitted textil...
MMR Vaccine Myths Persist Amid Rising Cases
Neuroscience News - 4 Jun 2024 15:59
A new survey found that 24% of U.S. adults incorrectly believe the MMR vaccine causes autism, despite CDC evidence to the contrary. This misconception contributes to vaccine hesitancy and rising measles cases. The survey...
Genes Link Sleep Patterns to Autism and Bipolar Disorder
Neuroscience News - 4 Jun 2024 15:31
Researchers found genetic associations between sleep patterns and neuropsychiatric conditions like autism, ADHD, and bipolar disorder. Polygenic risk score analysis revealed that autism and schizophrenia link to evening ...
New model suggests partner anti-universe could explain accelerated expansion without the need for dark energy
Phys.org - 4 Jun 2024 15:20
The accelerated expansion of the present universe, believed to be driven by a mysterious dark energy, is one of the greatest puzzles in our understanding of the cosmos. The standard model of cosmology called Lambda-CDM, ...