Synchronizing Time News Today

Second every 30,000 years. this program is aimed at building a clock that wouldnt lose a second for a billion years. >> i dont care what you say, mine says they should have gone three minutes ago, so send them. >> synchronizing time has always been vital for soldiers, but now, its more important than ever. >> youve got all of these high speed aircraft, precision guided ammunitio ammunitions, cameras and sensors and radars that are all operating simultaneously. you have to view that much more pre...

One second. >> that vibration is sort of the smallest unit of time that we can actually measure. >> reporter: their goal is to make the most precise clock in the world. currently the source for precision time is gps satellite which contain atomic clocks used to synchronize clocks on the ground. but the pentagon worries the satellites could be jammed. so they want an even more accurate alternative. your wrist watch loses a second every 30 days. clocks on gps satellites lose a second every 30,000 ...

Mirrors measures the movement of atoms, 429 trillion atomic vibrations add up to just one second. >> that vibration is sort of the smallest unit of time we can actually measure. >> reporter: theyre goal is to make the most precise clock in the world. currently the source for precision time is gps satellite, which contain atomic clocks used to synchronize clocks on the ground, but the pentagon worries the satellites could be jammed, so they want an even more accurate alternative. your wristwatch ...

This program is aimed at building a clock that wouldnt lose a second for a billion years. >> i dont care what your watch is saying. my says they should have gone three minutes ago. >> reporter: synchronizing time has always been vital for soldiers but now its more important than ever. >> youve got all of these high-speed aircraft, you have precision-guided ammunitions, cameraing and sensors and radars all operating simultaneously. you have to do that skroinkization much more prec e precise preci...