China’s super-thin atomic clocks achieve mass production

Photo: Beidou constellation China’s super-thin rubidium atomic clock, which is just 17 millimeters thick, has been put into mass production, according to Xinhua News Agency. The clock, developed in 2018 by a research institute under the China Aerospace Science and…
How to achieve 1-meter accuracy in Android

Recent changes in hardware and standards make one-meter accuracy possible, in some cases as soon as this year. The transcript of a talk given to Android developers earlier this year, this article gives a short overview of location in smartphones,…