Returning to Earth is one of the most dangerous phases of spaceflight, and the Space Shuttle was built to endure it like no other vehicle before. As it re-entered the atmosphere at Mach 25 ...

The spacecraft are the online giant’s entry into beaming wireless service from space, but the company has much to do before it can compete with SpaceX’s Starlink. By Kenneth Chang and Karen ...

School of Mining and Petroleum Engineering, Department of Civil and Environmental Engineering, University of Alberta, Edmonton, Alberta T6G 1H9, Canada ...

The combination of these initial autonomous features adds to efficiency and safety in drone operations, according to Flyability, by freeing drone pilots from some of the time-consuming monitoring ...

State Key Laboratory of Environmental Chemistry and Ecotoxicology, Research Center for Eco-Environmental Sciences, Chinese Academy of Sciences, Beijing 100085, China College of Resources and ...