Shubhanshu Shukla revealed that astronauts are taught to be either a doctor, nurse or support staff, depending on the situation in space.

One way that astronauts have been fighting bone loss is through strength training. And they're getting some help with a new machine delivered this week by the shuttle Endeavour, which docked with the ...

In a preview of their flight, the crew of Artemis II, three Americans and a Canadian, struck a tone that veered away from the political currents of the moment. From left, Jeremy Hansen, Christina Koch ...