Images captured by astronauts reveal a rare atmospheric phenomenon and help uncover the electrical secrets of the upper ...

For generations, sailors around the globe have reported a mysterious phenomenon: Vast areas of the ocean glow steadily at ...

NASA astronaut Don Pettit captured breathtaking video of a rare atmospheric phenomenon from his perch high above Earth on the ...

By Dean Murray An astronaut has captured a Close Encounters-style light show over Earth. NASA spaceman Don Pettit shot ...