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Science News Archive April 2017


Page 11 of 37

Study identifies a distinct type of common gastrointestinal bleeding

A unique bleeding syndrome associated with chronic gastrointestinal bleeding has been identified by researchers at MUSC. The syndrome, characterized by acute bleeding and presence of iron deficiency anemia, is recognized as a common condition that practicing physicians should be aware of.

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.

The protein CHIP unfurls anti-aging activity

A recent study reveals that protein CHIP regulates insulin receptor turnover, leading to anti-aging activity. In its absence, premature aging occurs due to uncontrolled protein breakdown. The researchers are now exploring mechanisms to control CHIP's activity for potential treatments.

Facebook plays vital role in reducing government corruption, researchers find

A Virginia Tech researcher found that social media, particularly Facebook, is negatively correlated with corruption across over 150 countries. The study shows how Facebook serves as a peer to the press, spreading unbiased information and facilitating multi-way communication that is harder for governments to control.

GQ GMC-500Plus Geiger Counter

GQ GMC-500Plus Geiger Counter logs beta, gamma, and X-ray levels for environmental monitoring, training labs, and safety demonstrations.

AATS consensus statement helps manage treatment of coronary anomalies

The American Association for Thoracic Surgery has released guidelines for identifying and treating anomalous aortic origin of a coronary artery (AAOCA) in young athletes. AAOCA can increase the risk of sudden cardiac death due to ischemia and arrhythmias, especially during intense exercise.

USDA announces $18 million to educate the future agricultural science workforce

The USDA's National Institute of Food and Agriculture is providing $18 million in funding to support the next generation of agricultural science professionals. The program aims to strengthen pathways for students and researchers in agriculture-related fields, from primary school STEM education to fellowships for new scientists.

Apple iPhone 17 Pro

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

Using CRISPR to reverse retinitis pigmentosa and restore visual function

Researchers at University of California San Diego use CRISPR/Cas9 to reprogram mutated rod photoreceptors into functioning cone photoreceptors, reversing cellular degeneration and restoring visual function in two mouse models of retinitis pigmentosa. The approach shows promise for advancing human clinical trials.

Daring declaration

Researchers from Harvard University have identified a rare manuscript copy of the Declaration of Independence in a British archive, dated to the 1780s. The document, commissioned by James Wilson of Pennsylvania, features reordered names of signers, symbolizing unity and community.

Electrochemical performance of lithium-ion capacitors

Researchers developed a novel approach to lithium-ion capacitors using internal short-circuiting, achieving high energy storage capacity. The pre-lithiated multiwalled carbon nanotube anode showed improved performance, enabling the devices to store approximately 5 times more energy than conventional EDLCs.

Focused issue on vascular disease in women available now

A new issue of Vascular Medicine dedicated to vascular disease in women highlights sex-related differences in risk factors, clinical manifestations, and therapeutic outcomes. The collection includes original research articles and reviews on topics such as peripheral artery disease, venous thromboembolism, and aortic disease.

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.

Promising mouse model for a devastating genetic deficiency

Researchers have created a promising mouse model for the devastating genetic disorder NGLY1 deficiency. The double-deletion mice survive and exhibit symptoms analogous to humans with the condition, making them useful for testing potential therapies.

Origins of Indonesian hobbits finally revealed

A comprehensive study on the bones of Homo floresiensis has found that they most likely evolved from an African ancestor and share a common ancestor with Homo habilis. The findings contradict the popular theory that Homo floresiensis evolved from Homo erectus.

Report recommends ways to improve response to toxic inhalation disasters

The report highlights the need for improved medical responses to toxic inhalation disasters, citing challenges such as limited research data and high costs of FDA approval. The panel recommends developing new laboratory models, extrapolating pathophysiologic mechanisms from similar lung diseases, and creating a robust global infrastruc...

Fluke 87V Industrial Digital Multimeter

Fluke 87V Industrial Digital Multimeter is a trusted meter for precise measurements during instrument integration, repairs, and field diagnostics.

Hubble's cosmic bubbles

A large, wispy shell of gas, Sh2-308, is blown out by intense radiation from the extreme Wolf-Rayet star EZ Canis Majoris. The star's ongoing activity pushes the bubble to grow bigger and farther apart.

NIH funds 7 international Centers of Excellence for malaria research

The NIH has awarded $9 million to seven international centers focused on malaria research, aiming to understand complex interactions between human hosts and mosquito vectors. The 7-year awards will support vital research to control, eliminate, and eventually eradicate malaria, a global health threat that claims millions of lives annually.

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.

Quantum mechanics are complex enough, for now...

Researchers have tested an alternative version of quantum mechanics that uses hyper-complex numbers, predicting new effects and commutation properties. The study found no need for these alternative rules to describe the experiment, but emphasizes the need for further testing.

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.

WHO's Global Hepatitis Report sets baseline to eliminate viral hepatitis by 2030

The WHO's Global Hepatitis Report provides a comprehensive understanding of the disease's impact, revealing 325 million people living with viral hepatitis and 1.34 million annual deaths. To reverse this trend, scaling up birth dose vaccination against hepatitis B and improving access to affordable treatment are key actions needed.

New bone-in technique tests therapies for breast cancer metastasis

Researchers developed a laboratory technique to test the effectiveness of treatments for breast cancer metastases in bone, mimicking interactions between cancer cells and bone cells. The 'bone-in culture array' model found that danusertib inhibits bone metastasis while other drugs stimulate growth of slow-growing cancer cells.

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.

AERA to live-stream 31 Annual Meeting Sessions

The American Educational Research Association (AERA) will live-stream 31 Annual Meeting sessions, featuring prominent scholars and policy experts. Key topics include educating immigrant students, the role of education in politically tumultuous times, and data collection ethics. The free livestreams are open to registration.

DGIST develops 20 times faster biosensor

The research team developed a new biosensor platform with a spider web-shaped micro-magnetic pattern, improving detection capability by 20 times compared to existing sensors. The platform uses a magnetic field to control and detect biomolecules, increasing sensitivity and speed.

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.

Davis Instruments Vantage Pro2 Weather Station

Davis Instruments Vantage Pro2 Weather Station offers research-grade local weather data for networked stations, campuses, and community observatories.

Heine H. Hansen Award given to Rafal Dziadziuszko

Rafal Dziadziuszko, a global leader in clinical thoracic oncology, has been awarded the Heine H. Hansen (HHH) Award by ESMO and IASLC for his lifetime contributions to lung cancer research and education globally.

Nature: 3-D-printing of glass now possible

Scientists at Karlsruhe Institute of Technology (KIT) have developed a process for 3D-printing glass using stereolithography. The method creates high-purity quartz glass structures with resolutions as low as a few micrometers, enabling complex forms and applications in data technology, biological and medical technologies.

Creality K1 Max 3D Printer

Creality K1 Max 3D Printer rapidly prototypes brackets, adapters, and fixtures for instruments and classroom demonstrations at large build volume.

Making bins more convenient boosts recycling and composting rates

A study by UBC researchers found that placing bins 1.5 metres away from suite doors increases recycling and composting rates by 141%, with a 70% increase in composting rates in apartment buildings. The study suggests that small changes in convenience can significantly impact environmental behavior.

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.

'Connshing syndrome' named as a new cause of high blood pressure

Researchers at the University of Birmingham have discovered a new cause of high blood pressure, known as Connshing syndrome, which is characterized by the overproduction of both aldosterone and cortisol. This condition can lead to increased risk of heart attack and stroke, and may require additional treatment beyond current medications.

How Venus flytrap triggers digestion

When an insect touches the Venus flytrap's sensory hairs, it triggers a chain reaction involving calcium and hormone jasmonate. The plant's glands then produce acidic vesicles filled with hydrochloric acid to decompose the prey.

Probing into the molecular requirements for antioxidant activity

Phenolic compounds exhibit antioxidant activity through two distinct mechanisms: breaking free radical chains and chelating abilities. The ANN model identified chemical features contributing to high DPPH* scavenging activity, including alcohol groups, molecular size, and flexibility.

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.

Data analysis finds lower risk of infection with LASIK than with contacts over time

A meta-analysis by ophthalmologists from the University of Tennessee Health Science Center indicates that LASIK surgery has a lower risk of infection compared to contact lens wear. The study found that after one year of daily soft-contact lens wear, there were fewer microbial keratitis cases than after LASIK, approximately two fewer ca...