allowing for precise heading and distance tracking without satellite signals. Such inertial navigation is increasingly important today, because GPS is susceptible to jamming and spoofing ...

PORTSMOUTH, Va. (WAVY) — Millions of pets are microchipped in case they go missing, giving a veterinarian or shelter the ability to scan for the chip and find the owner’s information.

In a popular television show, a parent is panicking because he can’t find his 17-year-old daughter. His best friend looks at him and says, “Well ...

Optical atomic clocks can increase the precision of time and geographic position a thousandfold in our mobile phones, computers, and GPS systems ... with the help of on-chip microcombs, could ...