Ultra-efficient optical sensors can keep light circulating longer inside a microscopic chip

CU Boulder researchers have built high-performing optical microresonators, opening the door for new sensor technologies. At ...

iOS 26.4 Adds Average Bedtime Metric and Restores Blood Oxygen to Health App Vitals Graph

In iOS 26.4, Apple added an Average Bedtime metric to the Sleep section of the Health app, letting users better monitor how ...
Hackaday

Real-Time 3D Room Mapping With ESP32, VL53L5CX Sensor And IMU

ST’s VL53L5CX is a very small 8×8 grid ranging sensor that can perform distance measurements at a distance of up to 4 meters. In a recent video,[Henrique Ferrolho] demonstrated that ...
IEEE

Cross-Cycle Structured Graph Autoencoder for Unsupervised Cross-Sensor Image Change Detection

Abstract: Unsupervised cross-sensor change detection (CSCD) is a significant yet challenging task in remote sensing, primarily due to substantial domain shifts across heterogeneous images and the ...
The Financial Times

Virgin Media O2 owners to seal £2bn acquisition of UK broadband rival

Roula Khalaf, Editor of the FT, selects her favourite stories in this weekly newsletter. Telefónica and Liberty Global, the joint owners of Virgin Media O2, are set to lead a roughly £2bn acquisition ...
techxplore

Oxygen-modified graphene filters boost natural gas purification

As we shift toward more sustainable fuels, natural gas and biogas, which mainly contain methane (CH 4), have become important sources of energy and raw materials for chemical production. However, ...
IEEE

Graph Neural Networks With Trainable Adjacency Matrices for Fault Diagnosis on Multivariate Sensor Data

Abstract: Timely detection and accurate diagnosis of faults in technological processes can significantly reduce production costs in manufacturing. Modern industrial equipment, equipped with numerous ...