Through The Wormhole: Cosmic Strings
Cosmic strings may be a way to travel trough the universe at the speed of light. Think of them as HOV lanes for space travelers.
Discovery News 2009: 'The Sexiest Spaceship Ever'
Commercial space travel just made a giant leap with the unveiling of SpaceShipTwo, Virgin Galactic's newest vessel and the world's first commercial spacecraft. Sir Richard Branson talks to Discovery News' Irene Klotz about his latest innovation.
Through the Wormhole: What Do Aliens Look Like?
If aliens really do exist, then what do they look like? Are they little green men in space suits? Or do they look more like the hideous giant bugs from Blockbuster movies? It's possible that gravity may hold the answer.
Bad Universe: Spelunking
Phil goes spelunking deep beneath the Earth's surface to look for life forms that have adapted to extreme conditions.
Cosmic Collisions: Neutron Star Threat
The collision of binary neutron stars produces one of the most violent explosions in the universe and a deadly gamma ray blast that could devastate Earth.
NASA's Unexplained Files: Something Out There
James McDivitt, a NASA astronaut and engineer in the 1960's, reported he saw and filmed a strange object in space. Is there a logical explanation or was there really something out there?
NASA's Unexplained Files: The Condon Report
The U.S. Air Force created the Condon Report in 1968 to address supposed UFO sightings. The report stated that "further extensive study of UFO's probably cannot be justified" and is seen by some as an attempted cover up.
Oddities: Cow-Eyed Flower
Now 100 years old, the John Carter stories have inspired characters real and fictional. Martin Berman looks into what makes a Sci-fi classic.
Oddities: Get to the Point
2012 has seen some of the highest levels of solar activity ever recorded. But what can solar storms do to you? Daron Taylor takes a look at what these intense geomagnetic storms mean.
Oddities: Yearning for a Gurney
SETI Institute is Earth's "welcome mat" for extra-terrestrial intelligence, where dozens of scientists are examining signals from space, and exploring our evolutionary history to find out if life could have happened elsewhere in the universe.
Oddities: A Heady Bargain
Since launching in 2009, the Kepler program has detected hundreds of previously unknown planets. How many of them are Earth-like, and what does that mean for the probability of intelligent life beyond our solar system?
Space: Massive Northern and Southern Lights Explained
Thanks to the largest solar radiation storm since 2003, beautiful aurorae have been popping up across the globe. Martin Berman talks to Discovery News Space Producer Ian O'Neill to understand how the aurora borealis and australis are created.
Dark Matters: Missing Cosmonauts
Two amateur radio hams listen in, recording broadcasts from early Russian launches into space. One day, they hear a heart-stopping sound. Someone tapping out a distress signal from space.