Officials said the error is likely be too minute for the general public to clock it, but it could affect applications such as critical infrastructure, telecommunications and GPS signals.
(Image credit: J. Sherman, R. Jacobson)
Researchers retrieved reef monitoring devices that had been placed in deep coral reefs in Guam. The devices were placed up to 330 feet below the surface.
(Image credit: California Academy of Sciences)
Without a fix from Congress, costs for many people who buy health care on the Affordable Care Act marketplace have gone up. Here's what's to know about cheaper choices — and pitfalls to be aware of.
(Image credit: Patrick Sison)