Amazon is one of several companies, including France’s Eutelsat and China’s Spacesail, seeking to provide a viable ...

Conventional helium production comes with enormous carbon emissions, so scientists are looking for alternatives in places ...

An expedition is planning to take clients up the world's tallest mountain in record time with xenon gas. But some in the ...

Simply look to the western sky after sunset. The delicate form of the crescent moon is set to draw close to the planet ...

The first 100 days of a new U.S. administration are typically thought of as a honeymoon period for the president. It’s a time ...