Click to open image viewer. This 16mm data acquisition camera (DAC) was used to document the undocking of the Apollo 11 lunar module from the command module and its landing on the Moon on July 20, ...

On March 3, 1969, Apollo 9 launched three astronauts on the first crewed test flight of NASA’s lunar module, which astronauts later used to land on the moon. Astronauts James McDivitt, David Scott and ...

NASA on Friday announced an abrupt change to its pathway to getting astronauts back on the lunar surface, opting to add in an additional crewed test flight before attempting to land. Space agency ...

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 ...

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 ...

In this article, we cover three of them – PowerShell, Command Prompt, and Windows Terminal — explaining how they differ from each other and when they should be used. The operating system of your ...

In Windows, typing cd by itself shows you the current working directory. On macOS, the pwd (print working directory) command serves the same purpose. It will display the full path of where you ...

No element of response to fires and other incidents is more important to fire department leadership, incident commanders (ICs) and municipalities than the safety of their firefighters. Evidence of ...

Astronaut Jim Lovell, who died Aug. 7 at the age of 97, was a pilot and an astronaut, undertook multiple space missions, was a father of four, built a successful career in business and was honored by ...

Editor’s note: The following story ran in our June 2015 issue. In today’s celebrity-obsessed culture, the word hero gets bandied about far too often. But what other term would you use to describe ...