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• 09:18 Popular

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  975 views / 0 likes - added 8 years ago

  Watch my FIELD DAY video, “Home Sweet Whittier”: http://bit.ly/1QKKcuo And subscribe to FIELD DAY!! http://www.youtube.com/fieldday Jake and Kevin will be doing field days soon!! LINKS, SOURCES, and MORE are below: This video was shot in beautiful Buchare

• 11:33 Popular

  Asteroids: Crash Course Astronomy #20

  718 views / 1 likes - added 8 years ago

  Now that we’ve finished our tour of the planets, we’re headed back to the asteroid belt. Asteroids are chunks of rock, metal, or both that were once part of smallish planets but were destroyed after collisions. Most orbit the Sun between Mars and Jupiter,

• 05:21

  The Science of Parkour

  245 views / 0 likes - added 3 years ago

  Traceurs, or parkour athletes, seem superhuman in their ability to scale up walls and drop down from rooftops without injury. But it turns out that theres a fair amount of biomechanics at play behind these powers.Hosted by: Hank GreenSciShow has a spinoff

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