Ryan Chan is a Newsweek reporter based in Hong Kong ... between NASA and the U.S. Geological Survey (USGS). This photograph captured on November 20 by the U.S.'s Landsat 8 satellite shows the ...

Ryan Chan is a Newsweek reporter based in Hong Kong, where he previously had over a decade of experience at a local newspaper, covering China and current events around the world. His focus is on ...

NASA reestablished contact Thursday with a satellite on its way to study the moon’s orbit, two days after losing contact with the spacecraft – a critical project as the agency seeks to launch ...

NASA is launching a new satellite that can detect and measure air pollution in real time from space. It's called Tropospheric Emissions: Monitoring of Pollution, TEMPO for short. It will observe 3 ...