Interesting Engineering

Norwegian firm unveils world’s first certified 3D ultrasonic sensor for safer robots

Sonair unveils ADAR One, a certified 3D ultrasonic sensor that boosts robot safety with all-around human detection.

New Quantum Sensor Opens a Window Into the Invisible Universe

Imperial researchers are now planning these systems as part of an international push to create a new generation of quantum ...
How-To Geek on MSN

5 genius ESP32 projects that don't require any soldering

You've got no excuse not to try them.

Meet Mahi Malhani: Class 12 Delhi Student builds TRASHbot, an AI waste-sorting robot with 90% accuracy that’s already being used in societies

A Delhi schoolgirl, Mahi Malhani, developed TRASHbot, an AI-powered robot to tackle litter. Inspired by a visit to Sundar ...
IEEE

Lithium-ion Battery State of Charge and Health Monitoring with Ultrasonic Guided Waves Using High-Directivity and High-Sound-Pressure PMUTs

Abstract: Accurate monitoring of critical battery parameters such as state of charge (SOC) and state of health (SOH) is essential for the safety and reliability of lithium-ion batteries. Conventional ...
Wired

Cameras, Sensors, and 3D Body Scans: All the Tech Helping Eliminate Blown Calls

Soccer officials already rely on cameras to see who’s offside and who sent the ball out of bounds. But during this World Cup, refs will use digital twins of each player to view plays from every angle.
The Conversation

I used sound waves to make espresso. It could cut coffee‑brewing energy use by 75%

Most of us think of espresso as a hot, high-pressure ritual. Finely ground coffee goes into a machine, boiling water is forced through it, and in about 30 seconds we get a concentrated shot with crema ...