Alarm clocks that actually wake you up after daylight savings ends

With days getting darker, you need an alarm clock that is reliable. Check out these sunrise alarm clocks and digital, ...
AOL

New optical atomic clock is 1,000x more accurate than today's standard

The way time is measured is on the edge of a historic upgrade. At the heart of this change is a new kind of atomic clock that uses light instead of microwaves. This shift means timekeeping could ...
New Atlas

World's most accurate atomic clock off by 1 second every 30 billion years

Scientists have developed the most precise and accurate atomic clock to date – if you ran it for twice the current age of the universe, it would only be off by one second. This could not only improve ...
Science News

A nuclear clock prototype hints at ultraprecise timekeeping

Scientific clockmakers have crafted a prototype of a nuclear clock, hinting at future possibilities for using atomic nuclei to perform precise measurements of time and make new tests of fundamental ...
SpaceNews

NIST unveils chip-scale atomic clock

The heart of a minuscule atomic clock—believed to be 100 times smaller than any other atomic clock—has been demonstrated by scientists at the Commerce Department’s National Institute of Standards and ...
Nature

‘Nuclear clock’ breakthrough paves the way for super-precise timekeeping

Physicists have demonstrated all the ingredients of a nuclear clock — a device that keeps time by measuring tiny energy shifts inside an atomic nucleus. Such clocks could lead to vast improvements in ...
NPR

To explore deep space, we'll need better clocks. Here's why

Every single day, humans rely on hundreds of hidden clocks. GPS location, Internet stability, stock trading, power grid management ... all rely on atomic clocks in order to work. Many of those clocks ...
Inverse

Physicists Are Closer Than Ever to Creating A Nuclear Clock That Could Change Physics Forever

The nucleus of an atom is now the modern version of sand flowing through an hourglass. Researchers have spent 15 years trying to increase accuracy in timekeeping. The U.S. standard currently relies on ...
Interesting Engineering on MSN

World’s most precise mobile atomic clock to lose just one second in 15 billion years

Scientists in Germany have unveiled that the world’s most precise mobile atomic clock is so accurate that it will be off by ...
EDN

Chip-scale atomic clock shrinks profile height

A low-noise chip-scale atomic clock (LN-CSAC), the SA65-LN from Microchip, features a profile height of less than 0.5 in. (12.7 mm). Aimed at aerospace and defense applications where size, weight, and ...
Government Technology

How an Atomic Space Clock Could Help Chart Land on Earth

(TNS) — In 2003, engineers from Germany and Switzerland began building a bridge across the Rhine River simultaneously from both sides. Months into construction, they found that the two sides did not ...