wabrandsma writes: "Imagine ditching the bathroom scales and instead weighing yourself with a watch. That's now possible, in principle at least, following the creation of the first clock with a tick that depends on the mass of a single atom. The physicists behind it say it's the most fundamental clock ever invented, and that it could help to re-define the mass of the kilogram. Using a Compton clock."
DEAL: For $25 - Add A Second Phone Number To Your Smartphone for life! Use promo code SLASHDOT25. Also, Slashdot's now on IFTTT. Check it out! Check out the new SourceForge HTML5 Internet speed test! ×