Operators follow a 25-year rule: at this point, a satellite’s mission is deemed to have ended and it is lowered into the atmosphere where gravity and friction kicks in. While this helps clear space, ...

Scientists are confident Mars was once abundant with water, as seen in massive flood-carved channels, ancient river valleys, ...

The root of emergency is “emergence,” meaning “come through.” Come out.

At some point, melting ice in the North Atlantic—caused by increased global warming—will cause so much freshwater to be ...

NASA’s AWE mission just released millions of gravity wave images from space, unveiling atmospheric forces that ripple through ...

A graph I saw in high school appeared to show the Earth breathing. It was a graph that plotted carbon dioxide in the ...

Last year was the hottest year on record, the top 10 hottest years were all in the past decade and planet-heating carbon ...

Millions of years ago, our Solar System sailed through the Orion Complex, part of the vast Radcliffe Wave structure. This ...

This month marks the fifth anniversary of the pandemic. We asked students how their lives are different today because of it. By The Learning Network President Trump abruptly stopped providing ...