LOS ANGELES, Oct. 20 (Xinhua) -- Acting NASA Administrator Sean Duffy announced Monday that the agency will reopen bidding for its lunar lander contract, currently held by SpaceX, due to delays in the ...

Wiley开放科学大使计划（Open Science Ambassador Program, OSAP ...

Under the project, China provided 3.5 million U.S. dollars to help Zambia purchase approximately 5,641 metric tonnes of maize locally. The grain will be distributed over three months to 188,057 ...