Before Barry Wilmore and Sunita Williams took off for the International Space Station in early June ... NASA owes the public as much transparency as possible: It is a taxpayer-funded agency ...

Flying some 240 miles above Earth's surface at 17,500 miles an hour, the International Space Station (ISS) is a science laboratory dedicated to helping humans learn how to live in space.

NASA astronauts Nichole Ayers and Anne McClain were the latest to share images of lightning as seen from 250 miles above ...