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  • Right now, somewhere out there,

  • an educator is delivering a mind-altering lesson to their class.

  • I want to engage your brains in this.

  • Chris Anderson: I tried to get my head around how vast our Earth is.

  • Logan Smalley: The lesson only reaches the students in that room.

  • What would happen if we captured it?

  • It's a toothed wheel.

  • LS: What if pro animators and visualization artists

  • could bring that lesson to life?

  • CA: It's a common object that literally fits one million Earths.

  • It's got a bunch of notches and a bunch of teeth.

  • This was Fizeau's solution...

  • LS: When that lesson lands, curiosity is ignited.

  • CA: It seems impossibly big.

  • AS: Something interesting happens.

  • CA: In the great scheme of things, it's a pinprick.

  • AS: A door closes on the light beam that's coming back to his eye.

  • LS: Then that group of students is one thought closer

  • to being what every teacher hopes their students will become:

  • a lifelong learner.

  • AS: Based on the distance between the two stations...

  • CA: The quest for knowledge and understanding never gets dull.

  • AS: He calculates the speed of light to within two percent of its actual value.

  • CA: The more you know, the more amazing the world seems.

  • That's the central mission of TED-Ed:

  • to capture and to amplify

  • the voice of the world's greatest teachers.

  • He does this in 1849.

  • CA: It's the crazy possibilities, the unanswered questions,

  • that pull us forward.

  • So stay curious.

  • [TED-Ed: Lessons Worth Sharing]

Right now, somewhere out there,

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B1 US TED-Ed ca ed lesson unanswered bunch

【TED-Ed】YouTube Channel Teaser

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    稲葉白兎 posted on 2015/03/15
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