Bad Universe- Making a Comet

Bad Universe- Imminent Danger For more, visit dsc.discovery.com Earth is hit with football-size space objects every hundred years, but there's strong evidence that an extinction-level objects have impacted with us before.

Bad Universe- Doomsday Phil detonates a to-scale bomb and investigates the results.

Bad Universe- Suicide Mission How far away from an asteroid hit would a person need to be to survive it?

Bad Universe - Spelunking | Alien Attack! Fearless junk science detractor Phil Plait explores what it would take for a deadly alien visitation to happen on Earth, as well as answer that age old question: Are we alone? Alien Attack! airs Wednesday, October 6th at 10PM e/p, only on Discovery! For more, check out dsc.discovery.com Phil goes spelunking deep beneath the Earth's surface to look for life forms that have adapted to extreme conditions.

Bad Universe - Sneak Peek | New Series Coming soon, it's all NEW on Discovery! Take a sneak peek at Bad Universe, a new series starring Phil Plait, an astronomer on a mission to debunk all the the junk myths about the universe. For more on the universe, check out: dsc.discovery.com

Bad Universe - Sneak Peek | New Series Coming this fall to Discovery, a new series that debunks all the junk about the Universe! Phil Plait is an astronomer on a mission to challenge the myths of the universe with scientific proof. For more about the universe: dsc.discovery.com

Bad Universe - Sneak Peek | New Series Coming this fall to Discovery, a new series that debunks all the junk about the Universe! Phil Plait is an astronomer on a mission to challenge the myths of the universe with scientific proof. For more about the universe: dsc.discovery.com

Bad Universe - Sneak Peek | New Series Coming this fall to Discovery, a new series that debunks all the junk about the Universe! Phil Plait is an astronomer on a mission to challenge the myths of the universe with scientific proof. For more about the universe: dsc.discovery.com

Bad Universe - Asteroid Impact Simulation | Sneak Peek On Sunday, August 29 at 10PM ET/PT, Discovery Channel will sneak peek BAD UNIVERSE , the latest attempt at galaxy-wide domination by Bad Astronomer Phil Plait. Phil's on a mission to debunk the junk and reveal the real science behind the mysteries of this planet, our solar system and the bad universe we all live in.

Bad Universe - Alien Invasion | Sneak Peek Phil Plait's on a mission to debunk the junk and reveal the real science behind the mysteries of this planet, our solar system and the bad universe we all live in. Up next for BAD UNIVERSE: Alien Invasion! Airs Wednesday, October 6th at 10PM e/p, only on Discovery! For more, check out dsc.discovery.com