Zoom in -- way, way in -- to look at the world from speck's-eye view. Learn about very tiny insects, the world at the nanoscale, and sculptures so small it's best to hold your breath while viewing.
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A new superweapon in the fight against cancer
10:46
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Cancer is a very clever, adaptable disease. To defeat it, says medical researcher and educator Paula Hammond, we need a new and powerful mode of attack. With her colleagues at MIT, Hammond engineered a nanoparticle one-hundredth the size of a human hair that can treat the most aggressive, drug-resistant cancers. Learn more about this molecular superweapon and join
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| 2 |
Animations of unseeable biology
09:08
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We have no ways to directly observe molecules and what they do -- Drew Berry wants to change that. At TEDxSydney he shows his scientifically accurate (and entertaining!) animations that help researchers see unseeable processes within our own cells.
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| 3 |
Body parts on a chip
13:23
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It's relatively easy to imagine a new medicine, a better cure for some disease. The hard part, though, is testing it, and that can delay promising new cures for years. In this well-explained talk, Geraldine Hamilton shows how her lab creates organs and body parts on a chip, simple structures with all the pieces essential to testing new medications -- even
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| 4 |
Hold your breath for micro-sculpture
19:43
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Willard Wigan tells the story of how a difficult and lonely childhood drove him to discover his unique ability -- to create art so tiny that it can't be seen with the naked eye. His slideshow of figures, as seen through a microscope, can only be described as mind-boggling.
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| 5 |
How bacteria "talk"
18:59
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Bonnie Bassler discovered that bacteria "talk" to each other, using a chemical language that lets them coordinate defense and mount attacks. The find has stunning implications for medicine, industry -- and our understanding of ourselves.
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| 6 |
Making sense of string theory
19:06
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Physicist Brian Greene explains superstring theory, the idea that minscule strands of energy vibrating in 11 dimensions create every particle and force in the universe.
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| 7 |
One very dry demo
05:31
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Mark Shaw demos Ultra-Ever Dry, a liquid-repellent coating that acts as an astonishingly powerful shield against water and water-based materials. At the nano level, the spray covers a surface with an umbrella of air so that water bounces right off. Watch for an exciting two-minute kicker.
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| 8 |
Paul Rothemund details DNA folding
16:24
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In 2007, Paul Rothemund gave TED a short summary of his specialty, DNA folding. Now he lays out in clear, abundant detail the immense promise of this field -- to create tiny machines that assemble themselves.
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| 9 |
Visualizing the wonder of a living cell
11:42
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Medical animator David Bolinsky presents 3 minutes of stunning animation that show the bustling life inside a cell.
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