A dead satellite can become a high-speed hazard in an orbit that is already packed with working spacecraft. That risk is why ...
China has broken its own record in hypergravity research after completing construction of its multi-tonne centrifuge that can ...
On winter mornings in Harbin, where the air outside could freeze your eyelashes, I would wake up on a bed of warm earth.
Abstract: This paper presents a sustainability-centric design methodology for a wound-field flux-switching machine (WFFSM). The proposed design methodology considers carbon dioxide (CO2) emissions ...