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Science News Archive July 2025


Page 31 of 54

A new theory explaining oscillations in tunnel magnetoresistance (TMR)

Researchers at NIMS developed a new theory explaining the oscillation of tunnel magnetoresistance (TMR) with changes in insulating barrier thickness. The theory resolves a long-standing mystery, providing insights into achieving even higher TMR ratios for enhanced magnetic memory and sensor applications.

In a competitive world, mean leaders look smart

Research suggests that individuals who view the world as a competitive jungle are more likely to admire antagonistic leaders, praising their competence. In contrast, those who see the social world as cooperative and benign may call such leaders clueless. A study published in the Journal of Personality and Social Psychology found that p...

Apple iPhone 17 Pro

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

UC3M obtains two new ERC Proof of Concept grants

Researchers at UC3M have developed a portable mechanical scanner for biological tissues using soft magnetic materials, which could revolutionize regenerative medicine and clinical diagnostics. Additionally, they are working on a new generation of versatile and sustainable space propulsion systems.

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.

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.

Quantum internet meets space-time in this new ingenious idea

Researchers create a distributed atomic processor clock quantum network to study the interplay between quantum theory and curved space-time, exploring how gravity affects quantum mechanics. The team demonstrates that superpositions of atomic clocks can pick up different time-flows in superposition.

Peeking inside living cells: how we watch live mitochondria

Researchers developed a new imaging approach combining two-photon microscopy and advanced algorithms to improve resolution and reduce noise. This allowed them to clearly see details smaller than 250 nanometers, enabling real-time observations of mitochondrial behavior in live animals.

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.

AI divide is hindering healthcare progress in the Global South

A recent study highlights significant disparities in AI adoption between high-income and low-to-middle-income regions, with the Global South facing limited access to these technologies. The study emphasizes four key barriers hindering effective deployment of AI in healthcare for underserved populations.

Mouse study: watching others eat may influence overeating

A new mouse study suggests that watching others eat, especially palatable food, can cause overeating in the absence of hunger. The study found that satiated mice increased their intake of sucrose diet when observing fasted peers, but dopamine receptor inhibitors suppressed this behavior.

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.

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.

How your DNA reveals your true age with astonishing accuracy

Researchers at Hebrew University developed a precise method to estimate chronological age from DNA using deep learning networks analyzing DNA methylation patterns. The method achieves age predictions with a median error of 1.36 years in individuals under 50, unaffected by smoking, BMI, and sex.

New technique can dramatically improve laser linewidth

Researchers at Macquarie University developed a new technique to narrow laser linewidth by factors exceeding 10,000 using diamond crystals and Raman scattering. This breakthrough could revolutionize quantum computing, atomic clocks, and gravitational wave detection with improved spectral purity.

Fluke 87V Industrial Digital Multimeter

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

Micronutrient deficiency linked to chronic pain in new study

A recent study by researchers at the University of Arizona Health Sciences found a two-way relationship between micronutrient deficiencies and chronic pain. People with severe deficiencies in vitamins D, B12, folate, and magnesium were more likely to have severe chronic pain.

Air pollution cuts in East Asia likely accelerated global warming

A new study published in Communications Earth and Environment suggests that the cleanup of air pollution in East Asia has likely accelerated global warming. The reduction in sulfate emissions from countries like China has partially unmasked greenhouse gas-driven warming, leading to record-breaking surface temperatures.

Aranet4 Home CO2 Monitor

Aranet4 Home CO2 Monitor tracks ventilation quality in labs, classrooms, and conference rooms with long battery life and clear e-ink readouts.

This brain circuit drives the urge to mate. Except when it doesn’t.

Scientists discovered a hormonally primed cortical circuit that controls reproductive drive in female mice through oxytocin and ovarian hormones. The circuit has the opposite effect in male mice, making them less interested in mating. Researchers identified a key subset of neurons that respond to social cues and internal signals.

So what do the world’s coastlines look like in 2025?

A new study revisits forecasts made in 2002 about the world's rocky shorelines, finding some threats have materialized while others have not. The researchers highlight the importance of addressing issues like ocean acidification and plastic pollution to protect coastlines.

Neural pathway for nicotine withdrawal symptoms

Researchers found that mice with weakened laterodorsal tegmentum responses exhibited reduced withdrawal symptoms and increased interactions with new objects. The interpeduncular nucleus inhibits the LDTg, suggesting a potential target for nicotine addiction treatments.

Celestron NexStar 8SE Computerized Telescope

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

TUM creates seal of approval for robotics

Researchers at TUM create standardized procedure to compare industrial robots and assess their sensitivity, categorizing them into 'industrial robots,' 'cobots,' 'soft robots' and 'tactile robots.' This evaluation scheme has the potential to become an industrial testing standard, creating a seal of quality for the robotics market.

Brain biomarkers of Alzheimer's disease can be detected as early as middle age

A Finnish population study reveals that middle-aged individuals can have high levels of blood-based biomarkers associated with Alzheimer's disease. The study found a link between kidney disease and higher biomarker levels in middle age, as well as an association between the APOE ε4 gene and older age biomarker concentrations. Further r...

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.

A new Vice President for the DFG. DFG Press Release no. 17

Caren Sureth-Sloane, an economist, is the newly elected DFG Vice President. She will lead the Executive Committee alongside re-elected colleagues Karin Jacobs and Peter H. Seeberger. Meanwhile, sociologist Matthias Koenig steps down from office.

Optogenetic platform illuminates new antiviral strategies

Researchers used an optogenetic platform to discover dozens of molecules that can act as pan-antivirals, including two chemical scaffolds that could serve as development candidates. The compounds were tested on Zika, Respiratory Syncytial Virus (RSV) and herpes, showing promising results.

New study reveals widespread and overlooked flooding across NC

A new study from UNC-Chapel Hill reveals repetitive flooding in North Carolina is far more common and widespread than previously recognized. Over 90,000 buildings flooded in at least one event, with 43% located outside of FEMA's designated high-risk areas.

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.

With the second grant to therapy

Researchers at the University of Würzburg are developing a new therapy for KEAP1-mutated lung cancer using a sulfite inhibitor to block tumor cell growth. The team has identified a first-of-its-kind compound, SulfExstatin-1, which accumulates toxic sulfite in cancer cells, initiating their death.

Astronomers find a giant hiding in the ‘fog’ around a young star

A team of astronomers detected a large gas giant between three and ten times the size of Jupiter hiding in the swirling disc of gas and dust surrounding a young star called MP Mus. The discovery was made using a combination of results from the Atacama Large Millimeter/submillimeter Array (ALMA) and the European Space Agency’s Gaia miss...

Sky & Telescope Pocket Sky Atlas, 2nd Edition

Sky & Telescope Pocket Sky Atlas, 2nd Edition is a durable star atlas for planning sessions, identifying targets, and teaching celestial navigation.

Subaru telescope discovers “fossil” in outer Solar System

The discovery of 2023 KQ 14, a sednoid with an unusual orbit, challenges our understanding of the outer Solar System's structure. The object's stable orbit over 4.5 billion years suggests that the system is more diverse and complex than previously thought.

Obesity and type 2 diabetes in teen years can impair bone health

A study published by The Endocrine Society found that obesity and early type 2 diabetes in adolescence can interfere with bone development, potentially increasing the risk of fractures and osteoporosis later in life. Researchers followed 48 teenagers for a year, finding that teens with obesity and type 2 diabetes showed less improvemen...

Fighting leukemia by breaking a hidden cell loop

Researchers developed a novel immunotherapy that disrupts the IL-33/IL1RL1 signaling loop to boost immune function and improve survival in leukemia patients. The treatment targeted leukemia stem cells, reducing relapse rates and improving survival without major side effects.

DJI Air 3 (RC-N2)

DJI Air 3 (RC-N2) captures 4K mapping passes and environmental surveys with dual cameras, long flight time, and omnidirectional obstacle sensing.

Unprecedented acidification ahead for Hawaiian corals

A new study projects significant ocean acidification around Hawaiian Islands within the next three decades, posing challenges to coral reefs and other marine organisms. Researchers found varying levels of acidity across different island regions, with windward coastlines exhibiting higher novelty in future conditions.

Friendship promotes neural and behavioral similarity

Researchers found that friends tend to perceive products similarly and exhibit synchronized brain activity when viewed together, even predicting each other's purchasing intentions. As friendships deepen, this similarity strengthens.

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.