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Science News Archive April 2025


Page 44 of 51

Decoding how cells communicate by high-speed imaging of molecular couriers

A new approach using high-speed atomic force microscopy reveals distinct sEV subpopulations with specific exosome markers, enabling precise characterization and potential applications in disease diagnostics. This method has the potential to revolutionize early disease detection and targeted drug delivery.

Want to 3D print a walking robot? Just ask your computer.

Text2Robot leverages generative AI to convert user text descriptions into functional robots. The system generates manufacturable robot designs that resemble the specific request within minutes, making it accessible to anyone with a computer and 3D printer.

Overcoming cancer drug resistance

Glioblastoma, a type of brain cancer, shows resistance to traditional treatment temozolomide. Lysosomal dysfunction is linked to tumor progression and malignancy. A new approach mimicking lysine restriction may offer a promising therapeutic strategy.

Celestron NexStar 8SE Computerized Telescope

Celestron NexStar 8SE Computerized Telescope combines portable Schmidt-Cassegrain optics with GoTo pointing for outreach nights and field campaigns.

Six big ideas to help avoid a US electricity crisis

The US power system lacks capacity to handle rising demand, meeting participants agreed. Six big ideas for federal and state energy policymakers consider expanding the grid, optimizing current capabilities, and controlling costs and system reliability.

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.

Century-old clues reveal hidden threat to Australian songbird

A study led by Australian National University researchers has found that the critically endangered regent honeyeater's population decline has not been mirrored by genetic diversity loss. Despite a 99% population decrease, the species has lost only 9% of its genetic diversity due to a time-lag in genetic erosion.

Apple iPhone 17 Pro

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

New guidelines aim to improve cystic fibrosis screening

The updated guidelines call for uniform screening protocols in all states, recommending that IRT screening labs run twice a week and screen for all mutations known to cause cystic fibrosis. This can lead to earlier diagnosis and better treatment outcomes for newborns with the disease.

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.

Nurture more important than nature for robotic hand

A team of researchers discovered that a robotic hand can learn to grasp and rotate objects even with incomplete or absent tactile sensation. The study highlights the importance of the sequence of learning experiences, also known as the curriculum, in facilitating learning.

Kestrel 3000 Pocket Weather Meter

Kestrel 3000 Pocket Weather Meter measures wind, temperature, and humidity in real time for site assessments, aviation checks, and safety briefings.

Researchers’ 3D-printing formula may transform future of foam

Researchers at the University of Texas at Dallas have developed a durable and recyclable foam that can be 3D-printed using dynamic covalent chemistry. The new material has reversible bonds, allowing it to repair itself when damaged, making it more versatile and longer-lasting.

Tired jackdaws sleep more deeply

A study of European jackdaws reveals that sleep-deprived birds prioritize deep sleep over vigilant wakefulness. The findings suggest that even flexible sleep strategies have limits, highlighting the importance of understanding animal sleep patterns to better comprehend human sleep loss.

New COVID-19 drug shows greater promise against resistant viral strains

Researchers at Rutgers University have developed an oral antiviral drug candidate that overcomes Paxlovid's limitations, providing 90% protection against SARS-CoV-2 with lower doses. The new compound, Jun13296, targets a different viral protein and works alone, addressing major side effects associated with Paxlovid.

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.

Thirst and hunger neurons

New research identifies specific populations of neurons in the amygdala that play a key role in regulating nutritional needs and turning them into action. The study reveals distinct groups of neurons responding to thirst and hunger, guided by molecular cues.

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.

Newfound role for cancer gene could improve key drug class

A new study led by NYU Langone Health scientists sheds light on how the major cancer gene BRCA2 determines which cancer cells can be killed by a class of precision cancer drugs called PARP inhibitors. Intact BRCA2 functions as a molecular shield, preventing PARP1 from disrupting DNA repair complexes, and its activity dictates PARP inhi...

Researchers uncover role of fungal circadian clock in pathogenicity

A team of scientists has discovered that the circadian clock plays a crucial role in regulating F. oxysporum's response to zinc starvation and controlling secondary metabolism, enhancing its virulence. The study provides new insight into host-pathogen interactions and could lead to innovative approaches for crop protection.

Pedometers suffice for measuring health-promoting physical activity

A study found that pedometers capture a remarkable 88% of the health information provided by more advanced accelerometer measurements. Walking at a brisk pace is essential for cardiovascular health optimization, with a minimum cadence of 80 steps per minute strongly associated with good aerobic fitness.

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.

Bonobos combine calls in similar ways to human language

Researchers found bonobos create complex call combinations resembling human language, suggesting compositionality is evolutionary ancient. This challenges long-held assumptions and implies a shared trait among humans and their ancestors.

Face processing abnormalities identified in autism dog model

A new study has revealed that Beagle dogs carrying mutations in the Shank3 gene exhibit face processing abnormalities, similar to those observed in human ASD patients. The research provides direct experimental evidence that mutations in Shank3 lead to ASD-like deficits in face processing, contributing to social impairments.

Fluke 87V Industrial Digital Multimeter

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

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.

Common phrases, not fancy words, make you sound more fluent in a foreign language

Researchers from Waseda University discovered that common phrasal expressions have a significant impact on how fluent speakers sound, even when controlling for smoothness and other acoustic features. This study suggests that language learners should focus on mastering everyday phrases rather than rare vocabulary to improve their fluency.

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.

Researchers recycle wind turbine blade materials to make improved plastics

Washington State University researchers develop a method to recycle wind turbine blades without harsh chemicals, recovering high-strength glass fibers and resins. The recycled materials are then reused to create stronger plastics, with enhanced performance and potential applications in various industries.

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.

Migrating roach have sharper eyesight

A study from Lund University found that migrating freshwater roach have larger pupils and better eyesight than non-migrating individuals. This adaptation enables them to detect small food sources in low-light conditions, crucial for survival during migration.

Apple AirPods Pro (2nd Generation, USB-C)

Apple AirPods Pro (2nd Generation, USB-C) provide clear calls and strong noise reduction for interviews, conferences, and noisy field environments.

Could targeting Parkinson's outside of the brain improve symptoms?

A new study found that a harmful build-up of the alpha-synuclein protein in nerve clusters near the heart may contribute to Parkinson's-related cardiac autonomic dysfunction. This suggests that targeting toxic protein clumps outside the brain could help manage symptoms and quality of life for people with Parkinson's.

New article offers practical guide to using AI in medical education

The article provides actionable insights into how educators can use AI tools like ChatGPT and adaptive learning systems to enhance traditional teaching methods. The guide emphasizes the importance of implementing AI with care, ensuring that human-led education remains a priority.