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Teaching AI the laws of navigation: New physics guided detector catches GNSS spoofing even in never before seen attacks

A new approach embeds fundamental physical laws into neural networks, enabling detection of GNSS spoofing with high accuracy. The framework outperforms standard models on unseen attack scenarios, offering a blueprint for building AI-based security systems that anchor decisions in physical invariants.

SourceAerospace Information Research Institute, Chinese Academy of Sciences·JournalSatellite Navigation·DateJul 6, 2026

Smarter monitoring makes real-time PPP ambiguity resolution more reliable

Researchers introduce a new quality-control framework that detects and corrects errors in satellite orbit, clock, and bias information, improving the reliability and availability of real-time high-precision positioning. The method shows improved results in ambiguity fixing rate, incorrect fixing rate, and convergence rate.

SourceAerospace Information Research Institute, Chinese Academy of Sciences·JournalSatellite Navigation·DateApr 30, 2026
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.

Innovative system measures the state of lake ecosystems

Researchers developed a holistic monitoring system to investigate lake ecosystems' sensitivity to boat traffic, weather, and climate change. The system, WAMOS, accurately analyzes wave patterns and assigns causes, enabling precise modeling of ecosystem effects.

SourceGraz University of Technology·TypeData/statistical analysis·DateFeb 12, 2026

LEO satellites show promise to boost navigation accuracy where GPS struggles

Researchers found that optimized LEO constellations, particularly in hybrid mode with GNSS, significantly improve accuracy and maintain strong performance in urban scenarios. Hybrid designs provided the most significant gains, while multi-shell constellations outperformed single-shell layouts.

SourceAerospace Information Research Institute, Chinese Academy of Sciences·JournalSatellite Navigation·DateDec 16, 2025

Making regular GPS ultra-precise

Researchers at NTNU developed a new system called SmartNav to improve GPS accuracy in cities. By combining various technologies, including satellite signals, carrier phase, and 3D building models, the system can provide high accuracy and reliability for self-driving vehicles, enabling confident and safe navigation.

SourceNorwegian University of Science and Technology·JournalJournal of Spatial Science·TypeComputational simulation/modeling·DateOct 8, 2025
Apple iPhone 17 Pro

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

Global ocean analysis could replace costly in-situ sound speed profiles in seafloor positioning, study finds

A new study reveals that global ocean analysis products can replace expensive in-situ sound speed measurements for precise seafloor positioning. Global ocean analysis achieves centimeter-level accuracy, comparable to traditional methods, and reduces costs and logistical challenges in marine geodetic surveys.

SourceAerospace Information Research Institute, Chinese Academy of Sciences·JournalSatellite Navigation·DateJul 8, 2025

Configuration design method of mega constellation for low earth orbit observation

Researchers propose a configuration design method for mega constellations in Low Earth Orbit (LEO) using basic and accompanying satellites. The method considers satellite imaging width, formation flying of subgroup satellites, and global uniform coverage by payloads to optimize constellation configuration. By solving nonlinear optimiza...

SourceBeijing Institute of Technology Press Co., Ltd·JournalMolecular Cancer·DateMay 7, 2025

Graz University of Technology uses communication satellites to survey the earth

Scientists can now utilize communication signals from mega-constellations to track changes in the Earth's gravitational field and observe weather phenomena like heavy rain or sea level changes in real time. The accuracy of this method is currently limited to 54 meters, but researchers aim to improve it to just a few meters.

SourceGraz University of Technology·TypeData/statistical analysis·DateMar 6, 2025
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.

Laser measurements to track space debris and observe water masses

Researchers at TU Graz have achieved more accurate orbit predictions for satellites using satellite laser ranging, combining gravity field measurements with SLR. This allows for a better understanding of existing water masses and safer orbits for space debris.

SourceGraz University of Technology·JournalJournal of Geodesy·TypeObservational study·DateOct 30, 2024

Green spaces can save lives, according to urban big data

Researchers found that green spaces alleviate extreme heat's negative impacts on human health, while densely packed buildings increase mortality risk. Urban design strategies incorporating different types of greenery are recommended to mitigate heatwave-associated mortality.

SourceXi'an Jiaotong-Liverpool University·JournalEnvironmental Health Perspectives·TypeData/statistical analysis·DateNov 5, 2023

Significant citizen participation: Study examines the fate of plastic particles

A multidisciplinary team of scientists conducted a comprehensive study to understand the sources and sinks of plastic debris in the Southern North Sea. Local citizen scientists played a crucial role in tracking the distribution pathways of plastic particles, revealing that two-thirds were washed ashore within 25km of their release site.

SourceUniversity of Oldenburg·JournalFrontiers in Marine Science·TypeExperimental study·DateJun 6, 2023

A recent investigation led by the CSIC successfully maps the shallow seabed of the Mediterranean coast using satellite images

Researchers from CSIC successfully mapped Cala Millor's shallow seabed in the Mediterranean using satellite images, highlighting the potential of this methodology in diverse ecosystems. This study contributes to improved coastal monitoring and adaptation measures against global change.

SourceSpanish National Research Council (CSIC)·JournalInternational Journal of Applied Earth Observation and Geoinformation·DateMay 19, 2023

Tag team: a tale of two Antarctic blue whales

The study of two Antarctic blue whales tagged in the east Antarctic sector of the Southern Ocean reveals significant logistical challenges and provides initial insights into foraging ecology, habitat preferences, distribution, movement rates, and feeding patterns. The satellite tracks will assist the International Whaling Commission's ...

SourcePensoft Publishers·JournalBiodiversity Data Journal·DateFeb 7, 2023
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.

NTU Singapore successfully launches its 10th satellite into space

The university's latest satellite, SCOOB-I, orbits the Earth with advanced payloads, including a small Earth imaging camera and a solar spectrum sensor. The mission provides valuable insights into the Sun-Earth connection and its impact on climate, marking NTU Singapore's leadership in the growing space industry.

SourceNanyang Technological University·DateJul 1, 2022

SpaceX satellite signals used like GPS to pinpoint location on Earth

Engineering researchers at Ohio State University developed a method to use Starlink satellite signals to accurately locate positions on Earth, similar to GPS. The accuracy of this technique is comparable to or even surpasses that of GPS, with the potential to be used as an alternative navigation system.

SourceOhio State University·DateSep 22, 2021

Satnavs 'switch off' parts of the brain

Researchers found that using a satnav switches off brain regions involved in navigating new streets, suggesting the technology reduces mental effort. The study also mapped London's street network to understand how the brain reacts to different layouts.

SourceUniversity College London·JournalNature Communications·DateMar 21, 2017
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.