The Apollo spacecraft used for lunar missions in the late 1960's and early 1970's was really two different spacecraft, the Command Module (CM) and the Lunar Module (LM). The CM was used to get the ...

China’s top military command body has moved to tighten Communist Party control over the armed forces with updates to disciplinary rules for party members in the People’s Liberation Army. The PLA Daily ...

Add Yahoo as a preferred source to see more of our stories on Google. The upcoming Artemis II launch worries me — and many others — for a host of reasons. Some believe it is being rushed for symbolic ...

The upcoming Artemis II launch worries me — and many others — for a host of reasons. Some believe it is being rushed for symbolic rather than national and economic security reasons. If so, that would ...

Add Yahoo as a preferred source to see more of our stories on Google. The upcoming Artemis II launch worries me — and many others — for a host of reasons. Some believe it is being rushed for symbolic ...

The upcoming Artemis II launch worries me — and many others — for a host of reasons. Some believe it is being rushed for symbolic rather than national and economic security reasons. If so, that would ...

Abstract: This paper presents a novel all-SiC-based four-level active neutral-point-clamped (ANPC) power module utilizing high-performance 1700V/45mΩ and 900V/30mΩ SiC MOSFETs. The module exhibits ...

Add Yahoo as a preferred source to see more of our stories on Google. On February 5, 1971, two Apollo 14 astronauts landed on the moon! Apollo 14 commander Alan Shepard and the lunar module pilot ...

Space has long been a matter of great curiosity and perplexity for humans. Astronauts are trained to observe with eagle-eyed precision, yet their accounts of experiences in space are often packed with ...

On February 5, 1971, two Apollo 14 astronauts landed on the moon! Apollo 14 commander Alan Shepard and the lunar module pilot Edgar Mitchell left their crewmate Stuart Roosa in the command module and ...