SciTechDaily.com Newsletter

"The latest science, space, and technology news."

Views expressed in this science and technology update are those of the reporters and correspondents.  Accessed on 16 September 2024, 1440 UTC.

Content and Source:  https://scitechdaily.com/newsletter

Please check link or scroll down to read your selections.  Thanks for joining us today.

Russ Roberts (https://hawaiisciencejournal.blogspot.com).

 

SciTechDaily Newsletter

The latest science, space, and technology news.

Breathtaking Night Views From Space: Korea’s Stark Economic Divide   2024-09-15 09:31:47 +00:00 An astronaut captured a striking image of the Korean Peninsula from the International Space Station, revealing the stark contrast in nighttime illumination between North and South Korea. South Korea, with its brightly lit cities including the sprawling Seoul metropolitan area, contrasts sharply with the near darkness of North Korea, aside from a few small clusters [...] Read more...   Decade-Long Study Challenges Traditional Views of Evolution   2024-09-15 10:46:47 +00:00 Research reveals the impact of environmental changes on genetic variation over time. In a new study, scientists from Arizona State University and their collaborators studied genetic changes in a naturally isolated population of Daphnia pulex, a species of water flea. This tiny crustacean, nearly invisible to the naked eye, plays a vital role in freshwater [...] Read more...   12 Years in the Making: Groundbreaking Human “Molecular Map” Reveals Secrets of the Body   2024-09-15 11:37:28 +00:00 Researchers created an interactive molecular map of the human body called COmics, based on extensive multiomics data. The tool allows researchers to explore molecular processes and traits linked to diseases like diabetes, offering significant potential for future discoveries. Researchers at Weill Cornell Medicine in Qatar (WCM-Q) have developed a detailed molecular map of the human [...] Read more...   Unlocking New Dimensions of Dark Matter With NASA’s Roman Space Telescope   2024-09-15 12:48:16 +00:00 The Nancy Grace Roman Space Telescope, set to launch in 2027, aims to capture high-resolution images of galaxies and cosmic phenomena across the universe. It will offer a deeper understanding of galactic evolution and dark matter through its advanced observational capabilities. This telescope will greatly enhance our knowledge by examining galactic structures, providing clues about [...] Read more...   Scientists Capture Elusive Quantum Floquet States With Visible Light   2024-09-15 13:39:09 +00:00 Researchers have directly observed Floquet states in semiconductors using all-optical spectroscopy under ambient conditions, revealing new possibilities for controlling chemical reactions with light. Solution-processed semiconductor nanocrystals, known as colloidal quantum dots (QDs), are an example of size-dependent quantum effects that physicists had long understood in theory. However, it wasn’t until the discovery of QDs that [...] Read more...   Can Brain Scans Predict Depression Before It Happens? Scientists Think So   2024-09-15 14:30:09 +00:00 Weill Cornell Medicine’s study identified that individuals with a larger salience network in their brain are more likely to develop depression, suggesting a new approach for predicting and treating neuropsychiatric conditions. By conducting repeated brain scans on a small group of patients over a year and a half, researchers at Weill Cornell Medicine have discovered [...] Read more...   Mars’ Bizarre “Spiders” Now Crawling in a NASA Lab   2024-09-15 15:52:18 +00:00 Tests on Earth appear to confirm how the Red Planet’s spider-shaped geologic formations are carved by carbon dioxide. Scientists have recreated Martian conditions in a lab to study unique, spider-like geologic features found on Mars, originally identified in 2003. These features, formed by sunlight heating soil under ice, have led to breakthrough experiments that emulate [...] Read more...   Beyond Moore’s Law: Revolutionary Hot Carrier Transistors Overcome Efficiency Challenges   2024-09-15 17:01:45 +00:00 Researchers have developed a novel graphene-germanium hot-emitter transistor using a new hot carrier generation mechanism, achieving unprecedented performance. This advancement opens new possibilities for low-power, high-performance multifunctional devices. Transistors, the fundamental components of integrated circuits, encounter increasing difficulties as their size continues to shrink. To boost circuit performance, it has become essential to develop transistors [...] Read more...   See How California’s Intense Wildfires Are Making Their Own Weather   2024-09-15 18:10:52 +00:00 Intense Blazes Supercharged Afternoon Convective Clouds Over Southern California Southern California witnessed the formation of pyrocumulus clouds on September 9, 2024, driven by wildfires. These clouds evolved into severe weather events, producing a range of phenomena from rain to lightning. Simultaneously, firefighting efforts were intensified to combat the sprawling Line fire threatening thousands of structures. [...] Read more...   New Study Shakes Up Sleep Guidelines: It’s Not When Teens Use Screens, It’s Where   2024-09-15 19:19:06 +00:00 A study from the University of Otago reveals that for youths, screen time just before bed is not as detrimental to sleep as using screens while in bed. A study from the University of Otago has found that it is the timing of screen use in the evening, rather than the screen activity itself, that [...] Read more...   Scientists Discover Simple Way To Improve Blood Sugar Stability Without Cutting Calories   2024-09-15 20:28:22 +00:00 A randomized crossover study reveals that the advantages of 16-hour fasting become apparent in just three days, without the need to limit caloric intake. Restricting the eating window to 8 hours a day significantly improved blood glucose control in adults at risk of type 2 diabetes irrespective of whether it was earlier or later in [...] Read more...   New Research Unveils 25,000-Year-Old Ice Age Adolescents Went Through Puberty Just Like Modern Teens   2024-09-15 21:41:48 +00:00 Ice Age teens experienced puberty stages akin to today’s adolescents, with new research shedding light on their health and social roles, exemplified by the unique case of “Romito 2.” A groundbreaking new study on the timing of puberty in Pleistocene teens has bridged a knowledge gap about how early humans grew up. The study, recently [...] Read more...   3,000 Species Face Extinction: Earth’s Natural Disasters Are Accelerating Biodiversity Loss   2024-09-15 22:32:48 +00:00 Natural disasters such as earthquakes, hurricanes, tsunamis, and volcanic eruptions elevate the extinction risk for mammals, birds, reptiles, and amphibians. These events may interact with human-related hazards, potentially intensifying their impacts. In a study published in the journal PNAS, researchers funded by FAPESP estimate that over 3,000 species of terrestrial vertebrates are threatened with extinction [...] Read more...   Microwaves Tune Quantum Spins in Breakthrough Study   2024-09-15 23:23:25 +00:00 Researchers at JILA and Harvard used Floquet engineering to control interactions between ultracold potassium-rubidium molecules, observing two-axis twisting dynamics that can generate entangled states for advanced quantum sensing. This method manipulates the molecules’ spin states, offering insights into magnetic systems and many-body phenomena. Exploring Quantum Phenomena With Spins The interactions between quantum spins underlie some [...] Read more...   New Study Links Wildfire Smoke to Rising Mental Health Issues in Youth   2024-09-16 00:14:09 +00:00 The study, which explores how particulate pollution impacts the adolescent brain, involves 10,000 youth and is among the first of its kind. According to a recent study by the University of Colorado Boulder, which analyzed 10,000 children aged 9 to 11, each additional day of exposure to wildfire smoke and other severe air pollutants slightly [...] Read more...   Iron Winds and Alien Skies: The Astonishing Weather of an Ultra-Hot World   2024-09-16 01:05:15 +00:00 An international team has discovered that iron winds are blowing on the day side of the planet WASP-76 b. Astronomers have discovered iron winds on the exoplanet WASP-76 b, revealing extreme atmospheric phenomena like iron rain and a unique ‘rainbow’ effect. Utilizing advanced instruments like the ESPRESSO spectrograph, these findings contribute to our understanding of [...] Read more...   New Oral Weight Loss Drug Cuts Body Weight by 13% in Just 12 Weeks   2024-09-16 02:21:44 +00:00 Amycretin, an oral weight loss drug, led to up to 13% body weight reduction in three months, showing potential for continued weight loss. While well-tolerated, further long-term studies are needed to evaluate its safety and efficacy. Individuals who received a once-a-day oral weight loss drug had lost up to 13% of their body weight over [...] Read more...   Rewriting History: New Yale Study Rethinks Famous Ancient Christian Landmark   2024-09-16 04:25:32 +00:00 An ancient building in modern-day Syria has long been considered an example of what is known as a domestic “house church.” But a new study challenges this idea. Since its discovery by modern researchers a century ago, the ancient structure known as the “Christian building” has come to be regarded as a cornerstone of early [...] Read more...   The Light of Knowledge: Hubble’s Stunning New View Into the Reticulum   2024-09-16 07:05:31 +00:00 NGC 1559, a distant barred spiral galaxy, is beautifully captured in a composite image by the Hubble Space Telescope. This image, derived from ten separate photos, reveals areas of active star formation through the glow of H-alpha light, vividly showing where new stars are being born within its spiral arms. The magnificent galaxy featured in [...] Read more...   The Hidden Biochemistry of Cold Temperatures: Chilling RNA Discovery Reshapes the Rules of Life   2024-09-16 08:22:28 +00:00 A recent study has identified new biochemistry for RNA functions at low temperatures. Ribonucleic acid (RNA) is a vital biological molecule that plays a significant role in the genetics of organisms and is essential to the origin and evolution of life. Structurally similar to DNA, RNA carries out various biological functions, largely determined by its [...] Read more...   Webb Space Telescope Reveals a “Galaxy Killer” Black Hole   2024-09-16 09:00:14 +00:00 Using the James Webb Space Telescope, astronomers have uncovered that supermassive black holes can exhaust the resources necessary for star formation in their host galaxies, effectively starving them. This was observed in a galaxy similar in size to the Milky Way, located in the early universe. The discovery reveals that the black hole is actively [...] Read more...   Outsmart Aging: Puzzles and Games That Keep Minds Nimble   2024-09-16 10:03:58 +00:00 Cognitive decline in older adults can often lead to conditions like Alzheimer’s disease. A study from Texas A&M University reveals that engaging in activities like word games and hobbies can significantly improve cognitive functions such as memory and processing speed in those with mild cognitive impairment. The research, involving over 5,900 participants, suggests that high-level [...] Read more...   Climate Mystery: Scientists Discover Unexpected Particle Formation in Earth’s Atmosphere   2024-09-16 11:12:54 +00:00 Researchers found a new mechanism for particle formation in Earth’s atmosphere, occurring when stratospheric air mixes with tropospheric air. This discovery challenges previous theories and may improve future climate models. You can think of our atmosphere as a big chemistry set, a global churn of gaseous molecules and particles that constantly bounce off and change [...] Read more...   CREME: A New AI-Powered Virtual Lab to Help Cure Genetic Diseases   2024-09-16 12:00:14 +00:00 CREME, an AI-powered virtual lab, developed at Cold Spring Harbor Laboratory, offers a revolutionary approach to genetic research by simulating CRISPR interference (CRISPRi). This tool enables scientists to perform virtual genetic experiments and predict their effects on gene activity, which significantly reduces the time and resources required for lab work. CREME’s insights into gene regulation [...] Read more...

1042 N. El Camino Real Ste B-395 ENCINITAS California 92024 US

 

 

Unsubscribe   |   Change Subscriber Options