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Can A Circle Be A Straight Line? | Space Time | PBS Digital Studios

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 Astronomy   |   Physics   |   Science
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Description

Want to ask some sort of crazy question about Space?:
Tweet at us! @pbsspacetime
Facebook: facebook.com/pbsspacetime
Email us! pbsspacetime [at] gmail [dot] com
Comment on Reddit: http://www.reddit.com/r/pbsspacetime

Let us know what topics you want to learn more about:
http://bit.ly/spacetimepoll

General Relativity! Spacetime! And... Curved Lines? On this week's episode of Spacetime, Gabe talks about what it actually means for a line to be straight so we can better understand what we mean by the idea of "curved Spacetime". This is Part One of our series on General relativity, so be sure to check it out!

Links to Annotated Previous PBS Space Time Episodes:
"Is Gravity an Illusion?" https://www.youtube.com/watch?v=NblR01hHK6U
"Are Space and Time an Illusion?" https://www.youtube.com/watch?v=YycAzdtUIko

Extra Credit:
Visualizing parallel transport and geodesics on a sphere:
http://www.applet-magic.com/paralleltransport.htm
http://www.smith.edu/physics/felder/curvedland/tutlines.html

More mathematical PDF about parallel transport and curvature:
http://www.physics.ucc.ie/apeer/PY4112/Curvature.pdf

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Music:
u dont know im fadin
Secret Society - Logical Disorder (http://logicaldisorder.bandcamp.com/)
Movement 3 - Janne Hanhisuanto (https://soundcloud.com/jannehanhisuanto)
Philly D Jr - Patternbased (https://soundcloud.com/patternbased)
Earth Breath - Human Terminal (http://freemusicarchive.org/music/Hum...)
Deep Blue - Janne Hanhisuanto (https://soundcloud.com/jannehanhisuanto)
Saw Slicing - Patternbased (https://soundcloud.com/patternbased)
Heisse Luft - Thompson and Kuhl (https://soundcloud.com/phlow/05-x-com)
miracle - slow (http://www.restingbell.net/releases/r)
Tropico de Tauro - Sr. Aye https://soundcloud.com/sr-aye)


New SpaceTime episodes every Wednesday!

Hosted by Gabe Perez-Giz
Made by Kornhaber Brown (www.kornhaberbrown.com)

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