Which digital wall clock is best? Whether you need particularly large numbers, extra information such as temperature or features such as alarms and dimmable backlighting, a wide range of digital wall ...

Most electronic clocks, be they analog or digital, use a crystal oscillator (XO) based on a 32.768 kHz crystal for their reference. In fact, it is same crystal that’s commonly used as a real-time ...

There are significantly different architectures for what are known as “atomic” clocks. Optically driven atomic clocks offer a new set of performance attributes. The optical atomic clocks use paired ...

Slated to go on sale this fall for $50, the Smart Clock Essential is—essentially?—Lenovo’s take on Amazon’s Alexa-powered Echo Dot with Clock, although the Smart Clock Essential’s four-inch LED ...

Have you ever looked at a clock and thought, “This could be so much more than just a way to tell time”? Imagine a timepiece that doubles as a modern art installation, a glowing hexagonal masterpiece ...

Armed with this level of performance, a new generation of microwave timekeeping opens the door for many scientific and technological advances Time and frequency standards are a key part of ...

If you purchase an independently reviewed product or service through a link on our website, Rolling Stone may receive an affiliate commission. If you like waking up the (semi) old-fashioned way with a ...

Andrew Ludlow receives funding from the NIST, DARPA, and NASA. Franklyn Quinlan receives funding from The National Institute of Standards and Technology and DARPA. Time and frequency standards are a ...