Since the dawn of GPS, researchers have worked to improve the accuracy of estimated positioning, navigation and timing (PNT) from the receiver-derived pseudorange, carrier-phase and Doppler ...

Atomic clocks on the Moon. It might sound like a futuristic concept, but atomic clocks already abound in space. They can be found on Earth-orbiting satellites that provide precision timing for many ...

PPP. It’s one of the many acronyms (or initialisms, if you prefer) associated with the uses of global navigation satellite systems. It stands for precise point positioning. But what is that? Isn’t all ...

The Doomsday Clock has moved to its closest point to midnight in its history in a chilling prediction from scientists who forecast humanity’s fate. The Bulletin of the Atomic Scientists have moved the ...

The Doomsday Clock has moved to a worrying position for the very first time amid the threat of nuclear war rising. The clock was created in 1947 to warn humanity of the dangers of nuclear weapons. The ...