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Science News Archive April 2012


Page 6 of 29

Study confirms anatomic existence of the elusive G-spot

A recent study published in The Journal of Sexual Medicine has confirmed the anatomic existence of the G-spot, a previously elusive structure. The G-spot was found to be a well-delineated sac structure located on the dorsal perineal membrane, measuring 8.1mm x 3.6mm x 0.4mm in dimensions.

Apple iPhone 17 Pro

Apple iPhone 17 Pro delivers top performance and advanced cameras for field documentation, data collection, and secure research communications.

Researchers announce GenomeSpace environment to connect genomic tools

Researchers have announced GenomeSpace, a software environment that brings together a wide range of genomic analysis tools and data sources. The platform enables seamless transitions between tools, allowing biologists to carry out projects from start to finish without manual conversions or programming skills.

New tests monitor brain health during children's heart surgery

Researchers developed a non-invasive monitoring technique to assess changes in brain arteries, detecting brain damage in 61 children undergoing heart repair surgery. The 'hemoglobin volume index' allowed for real-time detection of brain injury and potential adjustments to blood pressure management.

Text messages help patients with long term conditions stick to their meds

A systematic review of 13 studies found that electronic reminders, including text messages, boosted patients' ability to stick to their drug dosing schedules, with significant differences reported in eight studies. However, the effectiveness of these reminders may decrease over time due to habituation.

Intense light prevents, treats heart attacks

Researchers discovered that strong light can activate a protein called Period 2, which regulates heart metabolism and minimizes damage from heart attacks. This finding suggests that daylight exposure could reduce the risk of having a heart attack or suffering damage from one.

Switching subject categories could improve test scores

Researchers found that changing subject matter of questions increases accuracy on longer tests, outperforming groups with random or sequential question patterns. The study suggests a new approach to minimize 'output interference' and improve standardized testing outcomes.

Apple MacBook Pro 14-inch (M4 Pro)

Apple MacBook Pro 14-inch (M4 Pro) powers local ML workloads, large datasets, and multi-display analysis for field and lab teams.

New embryonic stem cell line will aid research on nerve condition

A new human embryonic stem cell line has been developed to aid research on Charcot-Marie-Tooth disease, a common inherited neurological disorder. The line, derived from a donated embryo carrying the gene defect responsible for CMT, is now available for federally-funded research.

Bacteria beware

Researchers at Brigham and Women's Hospital have identified pathways of naturally occurring molecules in the human body that can boost the effectiveness of antibiotics. The study found that certain molecules called resolvins and protectins were key in resolving infections and reducing tissue damage.

Rigol DP832 Triple-Output Bench Power Supply

Rigol DP832 Triple-Output Bench Power Supply powers sensors, microcontrollers, and test circuits with programmable rails and stable outputs.

New mouthpiece found to reduce stress levels after strenuous exercise

Researchers have discovered that a customized mouthpiece can decrease cortisol levels following exercise, indicating less stress and potentially leading to faster recovery times. The study suggests that this simple device may enhance exercise performance without the use of drugs or supplements.

SAMSUNG T9 Portable SSD 2TB

SAMSUNG T9 Portable SSD 2TB transfers large imagery and model outputs quickly between field laptops, lab workstations, and secure archives.

Chronicling pink slime's fall from grace

Lean finely textured beef, also known as pink slime, has fallen out of favor due to concerns over its production process. The industry's lack of transparency about the process, which involves heating and treating leftover meat with ammonia, contributed to public backlash.

Anxiety increases cancer severity in mice, Stanford study shows

A new study published in PLoS ONE found that anxious mice developed more severe cancer than calm counterparts, with accelerated tumor growth and invasive cancer. The researchers discovered that anxiety is linked to increased levels of immune-suppressing cells and a dampened immune system.

Dogs turn down extra food if a human provides the right cues

Researchers found that dogs can be manipulated to make counterproductive choices based on human behavior, highlighting their social bias and sensitivity to cues. The study suggests that humans can influence canine decisions by using specific behaviors.

Nikon Monarch 5 8x42 Binoculars

Nikon Monarch 5 8x42 Binoculars deliver bright, sharp views for wildlife surveys, eclipse chases, and quick star-field scans at dark sites.

X-rays reveal molecular arrangements for better printable electronics

Researchers have employed powerful X-rays to determine molecular arrangements in organic materials used in printed electronics, leading to the discovery of molecular alignment as a key factor in material performance. The technique could lead to cheaper and more efficient electronic devices.

Rapid tsunami warning by means of GPS

Scientists at GFZ used high-precision GPS data to determine earthquake magnitude and tsunami source in under 3 minutes. A GPS shield concept can provide accurate tsunami early warnings for regions with earthquake risks, correcting traditional seismic method limitations.

Flies process attractive and deterrent odors in different brain areas

Researchers at Max Planck Institute for Chemical Ecology developed a device called Flywalk that measures insect responses to odor signals, revealing specific brain regions for processing attractants and deterrents. The study shows that flies process attractive odors differently depending on gender and reproductive status.

Choosing the right hospital may save your baby's life

Research found that babies born in Magnet-credentialed hospitals had lower odds of death within the first week of life, infection, and brain hemorrhage. These hospitals have been shown to provide higher quality care for very low birth weight infants, who account for more than half of all infant deaths.

Meta Quest 3 512GB

Meta Quest 3 512GB enables immersive mission planning, terrain rehearsal, and interactive STEM demos with high-resolution mixed-reality experiences.

Mother knows best, among wild vervet monkeys

A study on vervet monkeys found that social learning is strongly influenced by matrilineal family members, with mothers being particularly strong role models. The research suggests that the mother-offspring relationship plays a crucial role in shaping the behavior of young monkeys.

NIST physicists benchmark quantum simulator with hundreds of qubits

The NIST simulator, built with 350 beryllium ions, has passed benchmarking tests and can study complex problems in material science that conventional computers cannot model. Scientists are now poised to explore high-temperature superconductors using the simulator's controlled quantum interactions.

Blood samples show deadly frog fungus at work in the wild

A new study by University of California, Berkeley and San Francisco State University researchers reveals that a deadly fungal infection causes severe dehydration in wild frogs, disrupting fluid and electrolyte balance. The study provides valuable insights into the disease progression and offers hope for potential treatments.

Apple Watch Series 11 (GPS, 46mm)

Apple Watch Series 11 (GPS, 46mm) tracks health metrics and safety alerts during long observing sessions, fieldwork, and remote expeditions.

Tiny 'spherules' reveal details about Earth's asteroid impacts

Researchers have developed a new technique to analyze spherules embedded in rock layers, providing precise information about asteroids impacting Earth between 3.5 billion and 35 million years ago. The findings support a theory that the early Earth endured an intense period of asteroid bombardment.

Nano nod for lab on a chip

The Domino technology, developed at the University of Alberta, enables fast and accurate genetic testing using a miniaturized plastic chip. The innovation has the potential to transform point-of-care medicine, making it possible to screen large populations in a short time.

Handheld plasma flashlight rids skin of bacteria instantly

A handheld plasma flashlight has been developed to effectively kill bacteria on the skin's surface, including antibiotic-resistant Enterococcus faecalis. The device, powered by a 12-volt battery, generates a plasma plume that penetrates deep into bacterial layers, killing them in tens of seconds.

Sony Alpha a7 IV (Body Only)

Sony Alpha a7 IV (Body Only) delivers reliable low-light performance and rugged build for astrophotography, lab documentation, and field expeditions.

ASPB names 2012 award recipients

This year, ASPB honored researchers for their contributions to plant development, photosynthesis, and plant nutrition. Winners included Stephen Long for his discoveries on photosynthesis responses to environmental changes and Elizabeth Ainsworth for her research on global change impacts on plant ecosystems.

New harvesting approach boosts energy output from bacteria

A team of scientists at CU Denver has developed a novel energy system that increases the amount of energy harvested from microbial fuel cells by more than 70 times. This breakthrough improves energy efficiency and enables active extractions of electrons from bacteria.

Kidney transplanted twice in 2 weeks

A 27-year-old man received a new kidney after his original one failed, then donated the healthy organ to another patient with FSGS. The successful re-transplant reversed damage and allowed another patient to thrive.

Garmin GPSMAP 67i with inReach

Garmin GPSMAP 67i with inReach provides rugged GNSS navigation, satellite messaging, and SOS for backcountry geology and climate field teams.

Supplements and cancer prevention: A cautionary tale

The Journal of the National Cancer Institute warns that dietary supplements may lower cancer risk, but only observational studies support this claim. Randomized controlled trials show no correlation between supplement use and reduced cancer risk.

Warm ocean currents cause majority of ice loss from Antarctica

A new study by British Antarctic Survey reveals that warm ocean currents are the dominant cause of recent ice loss from Antarctica. The research found that 20 out of 54 ice shelves around Antarctica are being melted by warm ocean currents, most of which are in West Antarctica.

Stanford and MIT scientists win Perl-UNC Neuroscience prize

Karl Deisseroth, Edward Boyden, and Feng Zhang received the $10,000 award for developing optogenetics to control neural circuits. This technique has revolutionized neuroscience by allowing selective stimulation of neurons associated with behaviors.

GoPro HERO13 Black

GoPro HERO13 Black records stabilized 5.3K video for instrument deployments, field notes, and outreach, even in harsh weather and underwater conditions.

Genetic markers for tracking species

Scientists have identified sections in the DNA of living beings as 'DNA barcodes' that differ among species, allowing for fast and accurate identification. The project aims to collect over 5,000 plant samples using these markers to monitor environmental effects and track species.

Brand loyalty increases when other customers look, act like us

A study by Michigan State University found that customer loyalty increases when participants view other customers as similar to themselves. The general physical appearance and behavior of the other customers also play a role in increasing loyalty by up to 30 percent.

Apple iPad Pro 11-inch (M4)

Apple iPad Pro 11-inch (M4) runs demanding GIS, imaging, and annotation workflows on the go for surveys, briefings, and lab notebooks.

Watching neurons learn

A study using two-photon microscopy has mapped neuronal activity in the cerebral cortex of mice during learning, revealing that only selected aspects of behavior change neural representation. The research also found that sensory and motor representations are spatially intermingled in the rodent brain.

Facial defects shown to self-repair

Researchers at Tufts University have identified a self-correcting mechanism by which developing organisms recognize and repair head and facial abnormalities. This process allows craniofacial structures to move and remodel themselves to compensate for defects, restoring normal shape and position.

Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C)

Anker Laptop Power Bank 25,000mAh (Triple 100W USB-C) keeps Macs, tablets, and meters powered during extended observing runs and remote surveys.

Feel-good music

The conference, Gender, Health & Creative Arts Therapies, will explore themes such as feminism/womanism and social justice, offering a platform for practitioners to share their experiences. Participants can expect rich artistic and music opportunities, including traditional Mohawk blessing ceremonies and performances.

New diagnostic tool determines aggressiveness of prostate cancer

A new diagnostic tool using gold nanoparticles can determine the aggressiveness of prostate cancer, providing doctors with more accurate information to treat patients. The test has been validated in human tissue samples and could lead to more treatment options if clinical trials begin in two to three years.

CalDigit TS4 Thunderbolt 4 Dock

CalDigit TS4 Thunderbolt 4 Dock simplifies serious desks with 18 ports for high-speed storage, monitors, and instruments across Mac and PC setups.

Number line is learned, not innate human intuition

A study found that unschooled adults from Papua New Guinea mapped numbers onto space but only used endpoints when placing numbers on a line. In contrast, educated individuals used the entire number line, demonstrating that this understanding can be learned through education and cultural practices.