Explore astronomy, from the latest trip to the International Space Station to alien planets outside our solar system.
Terje Sorgjerd spent a week above the Arctic Circle to video the super-charged aurora borealis.
Scientists have replicated the physics of the Big Bang by observing the way light moves through a special 'metamaterial,' with surprising results.
NASA hopes to ship the shuttles to their respective museums next year.
New shuttles need to be safer, more economical and have the latest technologies to be worthwhile.
Challenges of safety, funding and leadership all hold back manned Mars exploration.
Real-life 'X-Files' reveal policy of destroying documents related to UFO investigations because they would have taken up too much filing space.
A look back at NASA's ups and downs, and what the future holds for the space agency.
The question of where the shuttles will be displayed has prompted a flurry of speculation, as the locations are expected to see a surge in visitor traffic.
The White House congratulated Russia on the 50th anniversary of Gagarin's spaceflight, but noted tongue-in-cheek that America got to the Moon first.
Yuri Gagarin's legacy as the first man in space lives on in traditions and as statues.
Learn more about the blue-green planet that is four times as large as Earth and is covered by methane gas clouds.
Museums will have to make special accommodations for the shuttles, and will have to pay the nearly $30 million bill to transport the shuttles.
Video: Cosmonaut Yuri Gagarin's first orbital flight made history in 1961 and set the pace for the U.S.-Soviet space race.
Before making his pioneering voyage into space 50 years ago, Gagarin made sure he had enough sausage to last him for the trip home to Moscow.
Mark your calendars for an impressive and upcoming flyby of an asteroid that’s one of the larger potentially perilous space rocks in the heavens – in terms of smacking the Earth in the future.
Eco-entrepreneur on politics, energy and Earth's resources.
Russell blogs about the day's top science and eco-news.