Brain circuitry for both positive and negative "valence" affected by trauma
Research has revealed that the brain employs distinct circuitries that mediate positive, or rewarding, behaviors and negative, or aversive, ones. Post-traumatic stress disorder (PTSD) has long been thought to arise from overactivity in the negative v.....»»
How do brains coordinate activity? From fruit flies to monkeys, scientists discover a universal principle
The brain is a marvel of efficiency, honed by thousands of years of evolution so it can adapt and thrive in a rapidly changing world. Yet, despite decades of research, the mystery of how the brain achieves this has remained elusive......»»
Record drought in Amazon impacts 420,000 children: UNICEF
More than 420,000 children in the Amazon basin are being badly affected by a drought parching much of South America that is impacting water supplies and river transport, UNICEF said Wednesday......»»
The first reviews for Red One are here, and it’s not a good sign for Dwayne Johnson
The review embargo for Red One, Dwayne Johnson's upcoming Christmas, has lifted, and the initial reception is extremely negative......»»
Team develops non-invasive biosensor for early kidney disease detection
Traditionally, kidney health has been monitored by measuring blood creatinine levels, which indicate muscle breakdown. High creatinine levels can suggest that the kidneys are not filtering waste efficiently. However, creatinine levels can be affected.....»»
Probability training: Preventing errors of reasoning in medicine and law
How trustworthy is a positive HIV test result? How probable is an actual infection when the test is positive? Even professionals often get such questions wrong, which can lead to misdiagnoses and unnecessary surgeries......»»
Volcanic ash as a source of nutrients: How the Hunga Tonga eruption affected ecosystems in the South Pacific
The eruption of Hunga Tonga-Hunga Ha'apai (HTHH) in January 2022 ejected about 2.9 billion tons of volcanic material into the atmosphere and across the South Pacific. In early 2022, a scientific expedition (GEOTRACES GP21) investigated the impact of.....»»
Identity-related data breaches cost more than average incidents
Identity-related data breaches are more severe and costly than run-of-the-mill incidents, according to RSA. 40% of respondents reported an identity-related security breach. Of those, 66% reported it as a severe event that affected their organization......»»
School burnout can be prevented with the right measures, but students" challenges must be acknowledged
School burnout can manifest in students in different ways. Some might feel tired or anxious, while in others, burnout may manifest as a negative attitude towards school. Early detection of the various signs and symptoms of burnout is important, as it.....»»
Ford offers 10-year warranty as EcoBoost engine-failure probe ends
A two-year probe ends as Ford agrees to provide a 10-year warranty on vehicles potentially affected by faulty EcoBoost engine......»»
Upcoming M5 Vision Pro creates a unique dilemma for Apple
Over the weekend, we received multiple updates on future Vision products. While some of the news involved delays, the biggest positive for me was affirmation that a new Vision Pro with M5 chip is still expected in 2025. But the more I think about it,.....»»
Mathematical model illuminates how the environment impacts life choices of salmon
Researchers from Tokyo Metropolitan University have created a mathematical model that models how the evolutionary strategies of organisms are affected by the environment. They studied salmonid fishes which choose either to migrate to the sea then ret.....»»
Apple offers free repair for bad iPhone 14 Plus batch with camera woes
Apple has launched a free servicing program to fix a small bunch of iPhone 14 Plus units that were affected by blank camera preview problem......»»
How the Brain Summons Deep Sleep to Speed Healing
A heart attack unleashes immune cells that stimulate neurons in the brain, leading to restorative slumber.....»»
China’s radar killer drone shoots better than AI, humans with new ChatGPT-like brain
China’s radar killer drone shoots better than AI, humans with new ChatGPT-like brain.....»»
Chiral molecular self-assemblies that absorb light boost singlet fission process, research demonstrates
In organic molecules, an exciton is a particle bound pair of an electron (negative charge) and its hole (positive charge). They are held together by Coulombic attraction and can move within molecular assemblies. Singlet fission (SF) is a process wher.....»»
Keep your ghosts and ghouls—the Cordyceps fungus creates real-life zombies
I have never really been interested in ghosts, mummies or zombies, not even at Halloween. But as October 31 approaches each year, I am reminded of a biological tale involving all three. It's the real-life horror story of a flesh-eating, brain-warping.....»»
Learner driver data exposed in worrying breach - thousands affected
A Brazilian driving school kept an unprotected database online, exposing hundreds of thousands of people......»»
Tattoos to confront the terror of death: Researchers examine rise of memorial tattoos in Israel
The October 7, 2023 Hamas attacks on Israel resulted in widespread trauma, impacting not only the direct victims but also the broader population. Many experienced posttraumatic symptoms. This collective trauma blurred the lines between witnesses and.....»»
Prolonged brain development of marmosets could serve as model for human evolution
The development of primate brains is shaped by various inputs. However, these inputs differ between independent breeders, such as great apes, and cooperative breeders, such as the common marmoset (Callithrix jacchus) and humans. In these species, gro.....»»
These Samsung phones are at risk for a big security vulnerability
Certain Samsung phones are susceptible to a new security hack that involves phones with certain chipsets. Here's are the phones and smartwatches affected......»»