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NASA Tests Miniature Tritium Generator to Power Autonomous Space Sensors

5 days ago | azosensors.com | Bethan Davies |Noopur Jain

Reviewed by Bethan DaviesNASA researchers have built and tested a tiny tritium-powered energy source capable of continuously powering autonomous sensors in extreme, sunlight-deprived environments, offering a major boost for future lunar and deep-space missions. In a recent press release, NASA unveiled progress on tritium betavoltaic power sources—radioisotope-based systems that generate electricity through the natural decay of radioactive material.
Stronger Bioluminescence for Point-of-Care Testing

5 days ago | azosensors.com | Laura Thomson

Mass General Brigham researchers have developed the Luminescence CAscade-based Sensor (LUCAS), a quick, portable, and highly sensitive diagnostic tool for analyzing complicated biological materials. The study was published in Nature Biomedical Engineering. Image Credit: totojang1977/Shutterstock.comLUCAS generates 500-fold stronger and 8-fold longer-lasting bioluminescence signals than its diagnostic predecessors, addressing long-standing problems in point-of-care diagnostics.
New Handheld “E-Tongue” Device Offers Rapid and Accurate Lead Testing in Water

1 week ago | azosensors.com | Laura Thomson

A group of researchers created an affordable, portable water-testing device known as the E-Tongue to enable people to identify lead pollution in their own homes. Four towns in Massachusetts participated in a citizen science initiative that tested the device, which was detailed in ACS Omega. Lead contamination in municipal water sources poses an ongoing concern to human health. Ingesting even trace lead levels can impair the human brain and nervous system, particularly in youngsters.
New Sensor Detects Vitamin D Deficiency in Minutes

1 week ago | azosensors.com | Bethan Davies |Noopur Jain

Reviewed by Bethan DaviesResearchers have developed a highly sensitive, portable electrochemical biosensor using biofunctionalized MXene nanosheets to detect vitamin D levels at the point of care. Published in Communications Materials, the study introduces a promising alternative to traditional lab-based methods, aiming to address the global challenge of vitamin D deficiency with a more accessible diagnostic tool.
KAUST Scientists Develop High-Resolution Satellite Tool to Track Coral Bleaching in Real Time

1 week ago | azosensors.com | Bethan Davies

A team of researchers at KAUST has developed a high-resolution satellite-based tool that can accurately monitor and predict coral bleaching severity in the Red Sea, marking a significant advancement in marine conservation technology. Coral reefs play a crucial role in the marine ecosystem, supporting diverse species and sustaining industries such as fisheries, tourism, and recreation.
Cambridge Scientists Develop Ultra-Thin Quantum Sensor for Nanoscale Magnetic Imaging

1 week ago | azosensors.com | Bethan Davies

A team of physicists at the University of Cambridge has made a major advance in quantum sensing, demonstrating that spin defects in hexagonal boron nitride (hBN) can function as highly sensitive, room-temperature sensors capable of detecting vectorial magnetic fields at the nanoscale. The findings, published in Nature Communications, bring quantum sensing closer to practical, real-world applications. Quantum sensors allow us to detect nanoscale variations of various quantities.
Spectroscopic Sensors in Forensic Drug Analysis

1 week ago | azosensors.com | Bethan Davies |Ankit Singh

Reviewed by Bethan DaviesForensic drug analysis is facing a modern dilemma. Street drugs are no longer just heroin or cocaine; they’re increasingly complex mixtures laced with synthetic opioids, cutting agents, and novel psychoactive substances (NPS). Traditional lab methods, while reliable, can’t always keep pace with the speed and danger of today’s drug landscape. That’s where spectroscopic sensors come in.
New Organic Sensor Detects Hydrogen Leaks in Real Time with Ultra-Low Power Use

1 week ago | azosensors.com | Bethan Davies |Noopur Jain

Reviewed by Bethan DaviesA newly developed hydrogen sensor made from an organic semiconductor delivers fast, ultra-sensitive detection under ambient conditions while consuming minimal power. Published in Nature Electronics, the study details a low-cost, long-lasting sensor that offers high sensitivity, rapid response times, and reliable operation in everyday environments, addressing key limitations in existing hydrogen detection technologies.
New Smart Pad Technology Detects Health Markers in Menstrual Blood, Aiming to Close Gaps in Women's Healthcare

1 week ago | azosensors.com | Bethan Davies

Researchers from ETH Zurich, Empa, the University of Zurich, and Balgrist University Hospital have developed a new technology that can detect health biomarkers in menstrual blood directly from sanitary pads. Dubbed MenstruAI, the system offers a simple, non-invasive way to collect and analyze health data as part of daily life. MenstruAI uses a color-based sensor built into a sanitary pad. After use, the pad can be photographed with a smartphone, and the image is analyzed by a companion app.
New Microlaser Sensors Detect Biomolecules at Attogram Levels for Early Disease Diagnosis

1 week ago | azosensors.com | Bethan Davies |Noopur Jain

Reviewed by Bethan DaviesResearchers have developed a 3D micro-printed microlaser sensor with directional light emission and ultrahigh sensitivity, offering a promising tool for early disease detection and lab-on-a-chip diagnostics. In a recent study published in Optics Letters, a team of scientists introduced a new method for creating whispering-gallery-mode (WGM) microcavities using 3D micro-printing.