Science Channel Presents

Alien Signals from Space

Explore the possibility of communication with aliens through satellite signals.

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Max, Chris, and Joey decide to test out some new custom-made blades and explain the best way to dispatch a zombie. The undead better think twice before going up against these guys!WWW
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Zombie Blades in Action
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Now that astronaut Scott Kelly is back on earth, scientists are studying how all that time altered his body.WWW
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00:30

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Studying Scott Kelly
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After months of pestering, Karl finally goes to see a doctor for a prostate exam. As an added bonus, Ricky and Steve get to watch the whole thing on a video monitor.WWW
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Prostate Exam
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In a spectacular discovery, a team of scientists came across a 600-mile long coral reef located at the mouth of the Amazon River, all hidden under muddy waters.WWW
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600-Mile Long Coral Reef Discovered
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See how an asteroid collision could result in the Earth spinning closer to the sun.WWW
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03:00

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Earth Spins Off Axis
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Explore the possibility of communication with aliens through satellite signals.WWW
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03:00

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Alien Signals from Space
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One way the world might end: evil nano-robots.WWW
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02:33

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Invasion of Grey Goo
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Could all-powerful robots bring about the end of the world?WWW
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03:00

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Robots Inherit the Earth
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Scientists discuss the probability and implications of an alien invasion.WWW
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03:00

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Alien Invasion
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Could super intelligent mutants spell doom for all mankind?WWW
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03:00

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Killer Mutants
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Scientists demonstrate a lab-sized version of a volcanic eruption - the kind that in real life, could spell doomsday for Earth.WWW
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02:53

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Super Volcanoes
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Another way the world could end: a freezing, barren, blustery, frigid ice age.WWW
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02:34

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Big Freeze
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Will the world end in nuclear holocaust brought on by mad scientists, crazed enemies, or computer-controlled warfare?WWW
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02:58

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Nuclear Holocaust
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Will the end of the world be heralded by an unstoppable deadly plague?WWW
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02:57

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Monster Plague
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NASA's Juno spacecraft will orbit Jupiter for about two years before scientists destroy it. They're destroying it in order to avoid contamination on Jupiter's moon Europa, which could have life.WWW
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01:01

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Juno 101
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Jupiter is the largest planet in our solar system, and it also spins the fastest.WWW
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01:11

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Jupiter 101
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