Traditional solid fuels, such as coal and biomass, continue to be widely used to meet daily cooking energy needs, with ...

The Nuclear Notebook report also revealed that China is expected to have the fastest-growing nuclear arsenal among the nine ...

That creates a constant risk of collision for active satellites and for the International Space Station — a problem so severe that several surveillance networks across the globe ...

Northrop Grumman and the USAF have conducted a full-scale qualification static fire test of the Sentinel ICBM stage-one solid ...

Bosch said it would stop developing solid-oxide fuel-cell technology used to turn fuel into electricity, resulting in the possible loss of around 550 jobs, as part of a plan to focus on ...

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 to fuel source. Satellites need propulsion systems for a ...