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Discovery Presents
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Most black holes probably form when supermassive stars collapse into a dense gravitational mass that absorbs all light.
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If black holes are really just the entrance to worm holes we may be able to use them as shortcuts to travel through time and space.
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Time Travel Portal?
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In 1924, Edwin Hubble discovered that there were more galaxies other than the Milky Way.
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Family of Galaxies
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The sun has been lighting our planet for 4.6 billion years and dominates all life on Earth -- but it's a speck in comparison to the other stars in the universe.
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Discovery Presents
Big Stars
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Symmetry and sex appeal go hand in hand. See how strangers perceive beauty in an experiment based on facial symmetry.
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Discovery Presents
The Beauty of Symmetry
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Research has shown that a woman's sense of smell protects her from mating with a relative. Find out how in Discovery Channel's "The Science of Sex Appeal."
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Discovery Presents
Unsexy Scents
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Why are women more selective than men? It's biological. Find out why from Discovery Channel's "The Science of Sex Appeal."
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Discovery Presents
Women Are Choosier
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Are humans biologically programmed to mate for life? Learn surprising strategies of human mating, in Discovery Channel's "The Science of Sex Appeal."
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Discovery Presents
Mating for Life
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Why is the shape of the body so important? Scientist Kerrie Johnson has determined certain shapes that drive us wild. Get more in Discovery Channel's "The Science of Sex Appeal."
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If humans are biologically built to stray, is there any hope for love for life? According to professor Helen Fisher, there are signs of it all around us.
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Is Monogamy the Answer?
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A woman's voice changes with her monthly cycle. Science says this is perceived as more attractive. See for yourself.
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Voices on Estrogen
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Could copulance be a hidden weapon in women's armory of attraction? Men seem to lose all ability to think clearly when exposed. Learn more from Discovery Channel's "The Science of Sex Appeal."
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While scouting for an attractive partner, you might have to settle for someone "in your league." Watch a mate selection experiment in Discovery Channel's "The Science of Sex Appeal."
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Out of Your League?
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What makes a voice attractive? Here's what science says. Discover what qualities are most desired by the opposite sex in Discovery Channel's "The Science of Sex Appeal" program.
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Discovery Presents
Sexy Voices
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Your skin can send sexual signals too. How? See the science behind the attractiveness of flesh in Discovery Channel's "Science of Sex Appeal" program.
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Signals of the Flesh
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What types of body movements are considered sexy? Watch a study of human body motions in Discovery Channel's "The Science of Sex Appeal" program.
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Enlisting the help of world-renowned experts, Laura Ling investigates the benefits of kindness, diving into moving stories and participating in ground-breaking research that shows how compassionate feelings can have positive effects on our health
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Laura Ling turns to R.J. Palacio, author of "Wonder", to explore if kindness is contagious. Tales of a generous police officer, a kind commuter, and an altruistic business owner round out how kind acts spread between people… and go viral.
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After a year of trial preparation, Kacynski finally pleads guilty on the day opening arguments were to begin, in exchange for a lifetime prison sentence.
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Butterknife Split A Bullet?
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Director Christina Bavetta shares a behind the camera look at how she created this docuseries including why this topic was so important to her and what she hopes people take away from it.
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Sitdown with the Director
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We asked these fans of the book Wonder to share how the book inspired them to be kind.
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Don't miss the official TMNT movie trailer starring Megan Fox & Will Arnett. In theaters August 8th.
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Learn this season's obstacles for the cast of Gold Rush, then tune in to the series return on Friday, Oct. 26, at 9/8c.
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A new crew, new machines, bold predictions and shocking turns: get an exclusive sneak peek at season five of Gold Rush, premiering Fri 9/8c on Discovery!
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Hear what drives the men of Gold Rush, then tune in to the season premiere on Friday, Oct. 26, at 9/8c.
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This season, Parker's mining operation is bigger than ever. He's prepared to go big for his 2000 ounce goal. Anything less is a failure in his eyes.
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Todd Hoffman reads mean tweets on The Dirt and has some choice things to say in response.
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What's it take to strike it rich? The miners of Gold Rush weigh in. Gold Rush returns with all-new episodes Friday, Oct. 26, at 9/8c.
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