Swiss scientists aim to preserve the Alps' largest glacier amid accelerating ice loss due to climate change. Meanwhile, Japan ...

Magdrive is working on three versions of its space thrusters, and because they run on solid metal, they might one day even be powered by space junk collected directly in orbit, turning it from threat ...

That junk includes results of old space crashes and parts of rockets with ... 7,356 in low orbit — according to the tracking website Orbiting Now. Satellites are critical for communications ...

"Our behavior with greenhouse gases here on Earth over the past 100 years is having an effect on how we operate satellites over the next 100 years." Growing concentrations of greenhouse gases are ...