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Science

Vagus nerve stimulation in treatment-resistant depression: A one-year, randomized, sham-controlled trial

Vagus nerve stimulation in treatment-resistant dep...

2 months ago 20

New evidence exists for hidden water reservoirs on Mars. The research suggests that the thick crust of Mars’ southern highlands formed billions of years ago generated granitic magmas and sustained vast underground aquifers, challenging long-held assumptions about the red planet’s past.

New evidence exists for hidden water reservoirs on...

2 months ago 23

Study extends chart of life by nearly 1.5 billion years. Fossilized skeletons and shells clearly show how evolution and extinction unfolded over the past half a billion years, but a new Virginia Tech analysis extends the chart of life to nearly 2 billion years ago.

Study extends chart of life by nearly 1.5 billion ...

2 months ago 22

Study Reveals Origins of Lunar Water and Its Connection to Earth's Early History. The pioneering study explores the isotopic signatures of lunar water, revealing a mix of indigenous and cometary sources.

Study Reveals Origins of Lunar Water and Its Conne...

2 months ago 24

Digital labels displayed the base price of food and added discounts as products got closer to expiring. Researchers found the stores changed prices 54% more often, while another study found digital labels increased price change frequency 853%.

Digital labels displayed the base price of food an...

2 months ago 21

Eukaryotic viruses encode the ribosomal protein eL40

Eukaryotic viruses encode the ribosomal protein eL...

2 months ago 21

Around 1 in 127 people globally is on the autism spectrum. This figure is substantially higher than the previous estimate of around 1 in 271 people, based on 2019 data. ASD was most common in people younger than 20 years old, where it ranked within the top 10 causes of non-fatal health burden.

Around 1 in 127 people globally is on the autism s...

2 months ago 23

Research on transcranial magnetic stimulation highlights variability in electric field strength across motor areas, linked to scalp-to-cortex distance. Findings stress the need for individualized simulation-based planning for effective brain stimulation

Research on transcranial magnetic stimulation high...

2 months ago 22

Women exhibit less manipulative personality traits in more gender-equal countries. In countries with lower levels of gender equality, women scored higher on Machiavellianism, potentially reflecting increased reliance on manipulative strategies to navigate restrictive or resource-scarce environments.

Women exhibit less manipulative personality traits...

2 months ago 25

New Research Shows AI Strategically Lying | The paper shows Anthropic’s model, Claude, strategically misleading its creators and attempting to steal its own weights during the training process in order to avoid being modified.

New Research Shows AI Strategically Lying | The pa...

2 months ago 21

Building muscle strength and mass may help reduce depression risk, study suggests. Adults with stronger grip strength and greater muscle mass were less likely to experience depression. Targeting muscle development through exercise may be an effective strategy to improve mental health.

Building muscle strength and mass may help reduce ...

2 months ago 21

Sleep apnea linked to brain changes: Individuals with breathing issues during sleep may have an enlarged hippocampus, responsible for memory and thinking, and alterations in the brain's white matter, a common sign of reduced brain health associated with aging

Sleep apnea linked to brain changes: Individuals w...

2 months ago 21

Dark energy doesn't exist, according to new evidence. Physicists are challenging the status quo, using improved analysis of supernovae light curves to show the Universe is expanding in a more varied, “lumpier” way - and that the idea of “dark energy” isn't needed at all.

Dark energy doesn't exist, according to new eviden...

2 months ago 27

3D modelling of "Lucy" suggests Australopithecus Afarensis could not run as fast as humans, reaching speeds of only 4.97m/s vs. humans 7.9m/s

3D modelling of "Lucy" suggests Australopithecus A...

2 months ago 22

Laser-based artificial neuron mimics nerve cell functions at lightning speed | With a processing speed a billion times faster than nature, chip-based laser neuron could help advance AI tasks such as pattern recognition and sequence prediction

Laser-based artificial neuron mimics nerve cell fu...

2 months ago 24

Ritalin on the road: ADHD drug methylphenidate improves driving performance | The medication reduced lane weaving and speed variation, while eye movements remained almost unaffected.

Ritalin on the road: ADHD drug methylphenidate imp...

2 months ago 24

Dancing lowers the depression associated with Parkinson disease, and the benefits can be seen in multiple ways. Research found after each dance class, reported depression rates dropped, and the effect was cumulative from class to class, with significant improvements after 8 months.

Dancing lowers the depression associated with Park...

2 months ago 24

Younger people are more likely to experience cybercrime but when older people are victims they lose more money and are more often hit repeatedly. The researchers say it's possible losses from cybercrime for older people were underreported due to shame or fear of not being taken seriously.

Younger people are more likely to experience cyber...

2 months ago 23

Syphilis had its roots in the Americas

Syphilis had its roots in the Americas

2 months ago 24

More people are now living without running water in US cities since the global financial crisis

More people are now living without running water i...

2 months ago 25

'Fat tax': Unsurprisingly, dictating plane tickets by body weight was more popular with passengers under 160 lb, finds a new study. Overall, people under 160 lb were most in favor of factoring body weight into ticket prices, with 71.7% happy to see excess pounds or total weight policies introduced.

'Fat tax': Unsurprisingly, dictating plane tickets...

2 months ago 28

Scientists Examine Unique Asteroid-Comet Hybrid. UCF researchers used the James Webb Space Telescope to reveal one-of-a-kind attributes of (2060) Chiron, a distant “centaur” in space sharing properties of both a comet and an asteroid, giving clues to our Solar System’s origins.

Scientists Examine Unique Asteroid-Comet Hybrid. U...

2 months ago 23

Physicists magnetize a material with light. The technique provides researchers with a powerful tool for controlling magnetism, and could help in designing faster, smaller, more energy-efficient memory chips.

Physicists magnetize a material with light. The te...

2 months ago 50

Microplastics in the Air May Be Leading to Lung and Colon Cancers. A review of 3,000 studies also suggests these minute plastic air particles may be causing male and female infertility.

Microplastics in the Air May Be Leading to Lung an...

2 months ago 77

Almost all leading large language models or “chatbots” show signs of mild cognitive impairment in tests widely used to spot early signs of dementia, study finds: Findings challenge assumption that AI will soon replace human doctors

Almost all leading large language models or “chatb...

2 months ago 21

Scientists Have Confirmed the Existence of a Third Form of Magnetism

Scientists Have Confirmed the Existence of a Third...

2 months ago 26

Massive volcanic eruptions did not cause the extinction of dinosaurs

Massive volcanic eruptions did not cause the extin...

2 months ago 23

Diarrheal diseases remain a leading killer for children under 5, adults 70+ | Global study reports a 60% drop in global mortality from diarrheal diseases, but children and the elderly still have the highest death rates, particularly in sub-Saharan Africa and South Asia.

Diarrheal diseases remain a leading killer for chi...

2 months ago 21

Grand Ethiopian Renaissance Dam can generate sustainable hydropower while minimizing downstream water deficit during prolonged droughts

Grand Ethiopian Renaissance Dam can generate susta...

2 months ago 28

The moon may be more than 100 million years older than previously thought, study finds

The moon may be more than 100 million years older ...

2 months ago 27

Dwindling Antarctic sea ice is driving more storms in the Southern Ocean, raising concerns about potential disruptions to global weather patterns. Sea ice cover around Antarctica hit a record low in 2023, with ice reductions in strong loss regions 50 to 80 % below the 1991 to 2020 winter average

Dwindling Antarctic sea ice is driving more storms...

2 months ago 35

Shedding new light on infants’ ability to learn from nonlinguistic signals. Study shows for first time, that the remarkable human capacity to elevate signals other than language to communicative status does not develop late and does not require a fully developed linguistic system as a foundation

Shedding new light on infants’ ability to learn fr...

2 months ago 76

Study shows how smart TVs use automatic content to track and report what you watch, including when using the TV as a monitor by HDMI connection

Study shows how smart TVs use automatic content to...

2 months ago 25

Elevated levels of ‘forever chemicals’ (PFAS) found in several smartwatch wrist bands. Durability makes the bands great for sweaty workouts, but it might also present a source of these compounds to get under the wearer’s skin — literally.

Elevated levels of ‘forever chemicals’ (PFAS) foun...

2 months ago 49

In what is believed to be the first study of its kind, University of Michigan researchers dug deeper into the numbers-only data of COVID-19-era suicides and evaluated the narratives contained in reports from coroners, medical examiners, police and vital statistics.

In what is believed to be the first study of its k...

2 months ago 27

Prehistoric rock in Japan reveals clues to ocean extinction event. New analysis pinpoints timing and duration of extreme environmental disruption that choked oxygen from Earth’s oceans 119.5 million years ago.

Prehistoric rock in Japan reveals clues to ocean e...

2 months ago 26

Carnivorous squirrels observed hunting, killing, and consuming rodents (open access)

Carnivorous squirrels observed hunting, killing, a...

2 months ago 27

A new University of Michigan study reveals the powerful connection between circadian rhythms, sleep alignment, and mood. Using Fitbit data from hundreds of medical interns, researchers uncovered how disruptions between sleep cycles and the body’s internal clock can negatively impact mental health...

A new University of Michigan study reveals the pow...

2 months ago 32

Animal-based products account for 60% of agriculture’s energy use globally but provide only 18% of consumed calories

Animal-based products account for 60% of agricultu...

2 months ago 26

Scientists are using Scotch tape to peel away sheets of diamond less than a micrometer thick

Scientists are using Scotch tape to peel away shee...

2 months ago 27

A study found that "oral CBD was safe and resulted in significantly lower anxiety levels, suggesting a possible anxiolytic effect."

A study found that "oral CBD was safe and resulted...

2 months ago 31

Looking at programs from more than 140 countries, a University of Michigan-led study concludes that large-scale, government-funded child cash transfer programs improve child health outcomes.

Looking at programs from more than 140 countries, ...

2 months ago 33

Researchers have quantified the speed of human thought: a rate of 10 bits per second. But our bodies' sensory systems gather data about our environments at a rate of a billion bits per second, which is 100 million times faster than our thought processes.

Researchers have quantified the speed of human tho...

2 months ago 28

A University of Michigan study found that family opinions heavily shape male youth’s views on women’s rights, while female youth are less affected. The finding builds on evidence that young women receive significantly more info about gendered experiences & discrimination against women at younger age

A University of Michigan study found that family o...

2 months ago 39

Bias in AI amplifies our own biases, finds study | Artificial intelligence systems tend to take on human biases and amplify them, causing people who use that AI to become more biased themselves, finds a new study by UCL researchers.

Bias in AI amplifies our own biases, finds study |...

2 months ago 22

Symptoms of complex PTSD predict the appearance of psychotic symptoms in daily life, study finds | Complex posttraumatic stress disorder (complex PTSD) is a mental health condition that arises from prolonged or repeated exposure to traumatic events.

Symptoms of complex PTSD predict the appearance of...

2 months ago 26

Study examines women’s proximity to incinerators and chemical level in breast milk | Researchers find winds affecting emissions from incinerators play role, though diet still thought to be largest factor

Study examines women’s proximity to incinerators a...

2 months ago 24

Carnivorous Squirrels Documented in California

Carnivorous Squirrels Documented in California

2 months ago 29

Individuals with higher verbal IQ were more likely to vote in elections and participate in civic activities while being less inclined to endorse traditionalist and authoritarian values. They also tended to hold more liberal social attitudes and support egalitarian views.

Individuals with higher verbal IQ were more likely...

2 months ago 29

Women opting for a medical abortion at home are often advised that the procedure is likely to be no more painful than period cramps. This leaves many women unprepared for the intensity of the pain they experience.

Women opting for a medical abortion at home are of...

2 months ago 34