Without any delays, here are the best Phones with Ultrasonic Fingerprint Sensors (December 2025) that make the cut: ...

An hourglass tells you what it is in the name — a glass that you use to measure an hour of time passing by. [EDISON SCIENCE CORNER] has built a digital project that mimics such a thing, with little ...

Optical sensors are a broad class of device for detecting light intensity. This can be just a simple component for notifying when ambient light levels rise above or fall below a prescribed level, or a ...

Many people believe that the LED was discovered by US researchers working in the 1960s. In fact, Henry Round at Marconi Labs noted the emission of light from a semiconductor diode 100 years ago and, ...

Here are the best iPad deals we could find, along with a few other noteworthy Apple deals available across the web right now. Apple's USB-C Magic Mouse is back on sale for $68 Amazon is selling ...