Shining (star)light on the search for life

In the hunt for life on other worlds, astronomers scour over planets that are light-years away. They need ways to identify life from afar—but what counts as good evidence?

Siberian smoke heading toward U.S. and Canada

Fires in the Siberian area of Russia are usually quite severe by this time of year and 2019 is no exception. This NOAA/NASA Suomi NPP image taken on July 30, 2019 shows dozens to hundreds of fires burning across a large expanse ...

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