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How we’re using dogs to sniff out malaria | James Logan

Visit to get our entire library of TED Talks, transcripts, translations, personalized Talk recommendations and more. What if we could diagnose some of the world’s deadliest diseases by the smells our bodies give off? In a fascinating talk and live demo, biologist James Logan introduces Freya, a malaria-sniffing dog, to show how we can harness…

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Visit to get our entire library of TED Talks, transcripts, translations, personalized Talk recommendations and more.

What if we could diagnose some of the world’s deadliest diseases by the smells our bodies give off? In a fascinating talk and live demo, biologist James Logan introduces Freya, a malaria-sniffing dog, to show how we can harness the awesome powers of animal scent to detect chemical signatures associated with infection — and change the way we diagnose disease.

The TED Talks channel features the best talks and performances from the TED Conference, where the world’s leading thinkers and doers give the talk of their lives in 18 minutes (or less). Look for talks on Technology, Entertainment and Design — plus science, business, global issues, the arts and more. You’re welcome to link to or embed these videos, forward them to others and share these ideas with people you know. For more information on using TED for commercial purposes (e.g. employee learning, in a film or online course), submit a Media Request here:

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25 Comments

25 Comments

  1. Otter Pop

    November 9, 2019 at 3:55 am

    Advertisement lied. Girls in even military gain on average the EXACT SAME PAY IF NOT HIGHER than guys. + btw in training all the way from baseball to special operations units, girls have to do only 75-80% the running, lifting, pushing, pulling and fighting.. female privilege much?

  2. Azliana Lyana

    November 9, 2019 at 4:03 am

    Her name is Freya, and she’s a star! – Well done James Logan.

  3. Bricks&GamesYT

    November 9, 2019 at 5:20 am

    39th

  4. BRIGHT MINDS

    November 9, 2019 at 5:27 am

    The most important is that they never give up and this is inspiring

  5. L F

    November 9, 2019 at 6:30 am

    *london is the worst*

  6. One Two

    November 9, 2019 at 7:10 am

    Dogs are better people than most people

  7. Justine Villano

    November 9, 2019 at 8:07 am

    World Talk????
    In here you can share ideas and inspire people giving speeches so if you are a public speaker or an introvert why not try it here at world talk. You can listen too!

    IDEAS ARE WORTH SPREADING

    Come Join now, Let’s unite as one for one

  8. Hwoarang

    November 9, 2019 at 9:27 am

    That’s a GOOD boi!

  9. Shiva Heidari

    November 9, 2019 at 10:12 am

    Amazing speech, great job ????????????❤️

  10. Uzair Shah

    November 9, 2019 at 11:49 am

    Great work, to detect the malaria using dog smelling senses.

  11. Juli Brown

    November 9, 2019 at 1:02 pm

    Lovely

  12. uderzo1984

    November 9, 2019 at 1:10 pm

    Dogs are so great 🙂

  13. Greenville Owner Financing

    November 9, 2019 at 3:25 pm

    Sodium Dioxide cured 53 out of 53 cases of Malaria and the Red Cross covered it up. Research it.

  14. Armstrong Tracker Channel.

    November 9, 2019 at 4:07 pm

    Teach a mink to do this work will be much more effective.

  15. His Royal Pimpness, Isaac Alcala

    November 9, 2019 at 5:12 pm

    Dogs have been sniffing out Malariajuana for a long time.

  16. Michelle Tunde-Oyewumi

    November 9, 2019 at 7:55 pm

    Is malaria contagious from person to person?

  17. yousuf Hassan

    November 9, 2019 at 8:21 pm

    TEDx good channel

  18. Christie

    November 9, 2019 at 10:19 pm

    Haha I thought it said marijuana

  19. Gladys Farmer Kitchen 8GladysWorld8

    November 10, 2019 at 5:45 am

    The dogs are very helpful. Dogs are our good friends.

  20. Zen

    November 10, 2019 at 7:40 am

    and they can smell cancer! what have cats ever done for us?!

  21. SARAH 1988

    November 10, 2019 at 9:13 am

    Very interesting

  22. mogwai mugzi

    November 10, 2019 at 9:36 am

    America is the biggest killers on earth..
    All those bombs kill more than anything on earth..
    FK U AMERICA..fkn corrupt country

  23. Jeremy Kenny

    November 10, 2019 at 2:08 pm

    a REAL ted talk!

  24. Sanjaai R

    November 10, 2019 at 4:32 pm

    He looks like trent boult

  25. Diaspora A Fortiori

    November 10, 2019 at 7:09 pm

    I’ve had malaria several times… he is exaggerating in my opinion

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Jermaine Dupri on the Art of Making a Hit | On the Spot | TED

Legendary music producer Jermaine Dupri pulls back the curtain on how hit songs really get made in TED’s rapid-fire Q&A format, “On the Spot.” Answering a stream of unexpected questions, he covers what makes a good hook, why he doesn’t chase “cool,” how he helped build Atlanta’s sound and more. (Recorded at TEDNext 2025 on…

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Legendary music producer Jermaine Dupri pulls back the curtain on how hit songs really get made in TED’s rapid-fire Q&A format, “On the Spot.” Answering a stream of unexpected questions, he covers what makes a good hook, why he doesn’t chase “cool,” how he helped build Atlanta’s sound and more. (Recorded at TEDNext 2025 on November 10, 2025)

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Boys experience more violence when they’re young than you think. Here’s how things change #TEDTalks

Urging us to turn away from voices perpetuating harmful stereotypes, gender equality advocate Gary Barker shares three insights on fostering a culture of care, compassion and connection among men. “We are the most wired-to-care species on the planet,” he says. “But if you don’t use it … you don’t get good at it.”

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Urging us to turn away from voices perpetuating harmful stereotypes, gender equality advocate Gary Barker shares three insights on fostering a culture of care, compassion and connection among men. “We are the most wired-to-care species on the planet,” he says. “But if you don’t use it … you don’t get good at it.”

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The New Science of Eyewitness Memory | John Wixted | TED

We’ve built a legal system that distrusts eyewitness memory — backed by cautionary science and high-profile exonerations. John Wixted, a leading psychology researcher, challenges this conventional wisdom with a counterintuitive finding: the problem might not be memory itself but how (and when) courts test it. (Recorded at TEDxUCSanDiego on May 17, 2025) Join us in…

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We’ve built a legal system that distrusts eyewitness memory — backed by cautionary science and high-profile exonerations. John Wixted, a leading psychology researcher, challenges this conventional wisdom with a counterintuitive finding: the problem might not be memory itself but how (and when) courts test it. (Recorded at TEDxUCSanDiego on May 17, 2025)

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The TED Talks channel features talks, performances and original series from the world’s leading thinkers and doers. Subscribe to our channel for videos on Technology, Entertainment and Design — plus science, business, global issues, the arts and more. Visit to get our entire library of TED Talks, transcripts, translations, personalized talk recommendations and more.

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TED’s videos may be used for non-commercial purposes under a Creative Commons License, Attribution–Non Commercial–No Derivatives (or the CC BY – NC – ND 4.0 International) and in accordance with our TED Talks Usage Policy: . For more information on using TED for commercial purposes (e.g. employee learning, in a film or online course), please submit a Media Request at

#TED #TEDTalks #Memory

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