NASA astronauts Anne McClain and Nichole Ayers conducted history's fifth all-female spacewalk on May 1, moving an antenna and partially preparing the ISS for a new set of solar arrays.

NASA's Kate Rubins and Victor Glover ventured out Sunday to install support frames for new, high-efficiency solar panels arriving at the International Space Station later this year.

In space, bubble trouble hampers oxygen production needed for astronauts to breathe. But neodymium magnets could coax bubbles ...