Measuring the speed of a rotating object is a common requirement. Knowing the speed of table and ceiling fans, as well as kitchen appliances such as mixers ...

Think about how easily you recognize a friend in a dimly lit room. Your eyes capture light, while your brain filters out ...

HONG KONG, March 21, 2026 /PRNewswire/ -- RyzoBee today announced that its Root Series is planned to launch on Kickstarter in Q2 2026 for the North American and European markets (timing subject to ...

I’ve been testing out the RYB2340 Bluetooth module, and it’s honestly one of the simplest ways I’ve found to add wireless ...

RyzoBee today announced that its Root Series is planned to launch on Kickstarter in Q2 2026 for the North American and European markets (timing subject to confirmation). In response to growing ...

Ikea has launched a new motion-sensor LED night light in Europe. It runs on one AAA battery, detects movement within 3 metres and is currently available in select European countries for €2.99. UK and ...

Smartphone cameras are becoming smaller, yet photos are becoming sharper. Korean researchers have elevated the limits of next-generation smartphone cameras by developing a new image sensor technology ...

Researchers have developed a highly sensitive light-based sensor that can detect extremely low concentrations of cancer biomarkers in the blood. The new technology could one day make it possible to ...

If you ever built a line following robot, you’ll be nostalgic about [Jeremy’s] light-seeking robot. It is a very simple build since there is no CPU and, therefore, also no software. The trick, of ...

Wearable health devices, such as smartwatches, have become commonplace and enable continuous monitoring of physiological signals at the skin’s surface. A research team led by scientists at Tokyo City ...

The IM19 is used in conjunction with the UM980 GNSS receiver to provide tilt-compensated Lat/Lon/Alt readings with 1cm accuracy up to 30° tilt angle, and 2cm accuracy up to 60°. Various bits of the ...