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What is the coldest thing in the world? - Lina Marieth Hoyos

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TEDEd Animation

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The coldest materials in the world aren’t in Antarctica or at the top of Mount Everest. They’re in physics labs: clouds of gases held just fractions of a degree above absolute zero. Lina Marieth Hoyos explains how temperatures this low give scientists a window into the inner workings of matter, and allow engineers to build incredibly sensitive instruments that tell us more about the universe.

How do scientists measure the temperature of cold atoms?

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TED-Ed Animations feature the words and ideas of educators brought to life by professional animators. Are you an educator or animator interested in creating a TED-Ed Animation? Nominate yourself here »

Meet The Creators

  • Educator Lina Marieth Hoyos
  • Director Jelena Oroz
  • Narrator Pen-Pen Chen
  • Animator Jelena Oroz
  • Designer Jelena Oroz
  • Character Designer Jelena Oroz
  • Producer Draško Ivezić
  • Content Producer Gerta Xhelo
  • Editorial Producer Alex Rosenthal
  • Associate Producer Bethany Cutmore-Scott, Elizabeth Cox
  • Script Editor Eleanor Nelsen
  • Fact-Checker Brian Gutierrez

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