At one point as he struggled through the bumpy beach, wife Jill Biden took a hold of his arm to keep him steady, the video captured by CSPAN showed.

Commander Matthew Dominick, pilot Michael Barratt, mission specialists Jeanette Epps and Aleksandr Grebenkin arrived at the ...

NASA’s Juno spacecraft captured jaw-dropping images during a flyby of Jupiter, revealing swirling clouds that look ...

Williams, who has been on the ISS since June, has experienced weight loss during her extended mission, prompting NASA to ramp ...