Researchers achieve record-breaking RF GaN-on-Si transistor performance for high-efficiency 6G power amplifiers

Cross-sectional TEM image of the gate structure in imec’s GaN-on-silicon transistor. The image shows the finely etched gate region that enables the device’s e-mode operation. Credit: imec Imec researchers have…

New way of measuring blood pressure could be a lifeline for thousands of people

Credit: Pixabay/CC0 Public Domain A new method improving the accuracy of interpreting blood pressure measurements taken at the ankle could be crucial for people who cannot have their arm blood…

Prolonged use of desogestrel pill linked to small increased brain tumor risk

Credit: Unsplash/CC0 Public Domain Taking the progestogen-only contraceptive pill desogestrel continuously for more than five years is associated with a small increased risk of developing a type of brain tumor…

Why the moon shimmers with shiny glass beads

SEM images of features on the surface of 74001 black glass beads. Credit: Icarus (2025). DOI: 10.1016/j.icarus.2025.116607 The study combined a variety of techniques—atom probe tomography, scanning electron microscopy, transmission…

High-performance water electrolysis without platinum brings hydrogen economy closer

Quantum navigation device uses atoms to measure acceleration in 3D

Kendall Mehling, left, and Catie LeDesma, right, with a new kind of atom “interferometer” on the CU Boulder campus. Credit: Glenn Asakawa/CU Boulder In a new study, physicists at the…

Over half of countries push for plastic production cuts in UN pact

Ninety-five countries across continents have called for the adoption of an “ambitious” UN pact to tackle plastic pollution that includes targets to reduce plastic production – a growing source of…

First-of-its-kind technology helps man with ALS speak in real time

The participant is enrolled in the BrainGate2 clinical trial at UC Davis Health. His ability to communicate through a computer has been made possible with an investigational brain-computer interface (BCI).…

Have a damaged painting? Restore it in just hours with an AI-generated ‘mask’

Scans of the painting during various stages in its restoration. At left is the damaged piece, with the middle panel showing a map of the different kinds of damage present;…