An official website of the United States government
The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you’re on a federal government site.
The site is secure.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.
For developing and perfecting optical lattice atomic clocks as the most stable and accurate clocks in the world, which will have future impacts on advanced communications and a broad range of precision measurements far beyond timekeeping.