Millions of Android smartphones were quietly enlisted into one of the biggest crowdsourced ...
Google researchers use Android smartphones to map ionospheric TEC, doubling coverage, improving positioning accuracy, and ...
Space.com52 分钟
Watch Greenland lose 563 cubic miles of ice in under 30 seconds in disturbing new time ...
The results showed that they can: CryoSat-2 and ICESat-2 differed by no more than 3% in their estimates of the elevation ...