To detect diseases earlier, let's speak bacteria's secret language | Fatima AlZahra'a Alatraktchi
TED Talks Daily27 Mars 2019

To detect diseases earlier, let's speak bacteria's secret language | Fatima AlZahra'a Alatraktchi

Bacteria "talk" to each other, sending chemical information to coordinate attacks. What if we could listen to what they were saying? Nanophysicist Fatima AlZahra'a Alatraktchi invented a tool to spy on bacterial chatter and translate their secret communication into human language. Her work could pave the way for early diagnosis of disease -- before we even get sick.

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A practical way to help the homeless find work and safety | Richard J. Berry

A practical way to help the homeless find work and safety | Richard J. Berry

When Richard J. Berry, the mayor of Albuquerque, saw a man on a street corner holding a cardboard sign that read "Want a job," he decided to take him (and others in his situation) up on it. He and his...

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7 principles for building better cities | Peter Calthorpe

7 principles for building better cities | Peter Calthorpe

More than half of the world's population already lives in cities, and another 2.5 billion people are projected to move to urban areas by 2050. The way we build new cities will be at the heart of so mu...

17 Aug 201714min

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How artists can (finally) get paid in the digital age | Jack Conte

It's been a weird 100 years for artists and creators, says musician and entrepreneur Jack Conte. The traditional ways we've turned art into money (like record sales) have been broken by the internet, ...

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How I help free innocent people from prison | Ronald Sullivan

Harvard Law professor Ronald Sullivan fights to free wrongfully convicted people from jail -- in fact, he has freed some 6,000 innocent people over the course of his career. He shares heartbreaking st...

15 Aug 201711min

What I saw at the Ferguson protests | Damon Davis

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When artist Damon Davis went to join the protests in Ferguson, Missouri, after police killed Michael Brown in 2014, he found not only anger but also a sense of love for self and community. His documen...

14 Aug 20175min

Meet the microscopic life in your home -- and on your face | Anne Madden

Meet the microscopic life in your home -- and on your face | Anne Madden

Behold the microscopic jungle in and around you: tiny organisms living on your cheeks, under your sofa and in the soil in your backyard. We have an adversarial relationship with these microbes -- we s...

11 Aug 201710min

You owe it to yourself to experience a total solar eclipse | David Baron

You owe it to yourself to experience a total solar eclipse | David Baron

On August 21, 2017, the moon's shadow will race from Oregon to South Carolina in what some consider to be the most awe-inspiring spectacle in all of nature: a total solar eclipse. Umbraphile DavidBaro...

10 Aug 201712min

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9 Aug 201711min

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