Naked Scientists Podcast

Naked Scientists episode

Thu, 21st Feb 2013

Supersenses: Extraordinary Animals

Hammerhead Shark (c) Barry Peters

New drugs for flu, bees read electrical fields, why moles are sensitive to seismic vibrations and how good is a sharks sense of smell, and evidence that flies can smell a dung heap from 7 kilometres away...


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In this edition of Naked Scientists

Full Transcript

  • 01:08 - Mosquitoes become desensitised to DEET

    Mosquitoes may become less sensitive to a common repellent, DEET, after continued exposure.

  • 05:09 - In Utero MRI

    In utero MRI scans may be able to shed light on the development of child onset disorders such as Autism and ADHD...

  • 09:17 - Synthetic enzyme organelles

    A way to encapsulate squads of enzymes inside a thin polymer shell resembling an organelle makes sequential reaction sequences feasible...

  • 14:54 - Flu-fighters: new influenza agent found

    A potent new flu drug that works by deactivating an enzyme called neuraminidase has been discovered by scientists in Canada.

  • 29:16 - Redesigning tetrapods - Planet Earth

    360 million years ago, the first four legged creatures moved onto land. Now researchers are rethinking what they might have looked like...

  • 34:51 - Subterranean hearing

    Which animal is the best listener? We ask Dr Matt Mason what the middle ear bones can tell us about the hearing of subterranean mammals...

  • 41:37 - How well can sharks smell?

    Can sharks really smell blood from a quarter of a mile away? We ask fish olfaction expert Jonathan Cox...

  • 47:40 - How do bees see flower iridescence?

    Recent research has shown bees can see iridescence on the surface of some flower petals. But how does this affect the way they feed?

  • 54:15 - From how far can flies smell food?

    Apparently flies can smell meat from 7 kms away. Is it true? And if so how? And I would appreciate knowing how it could be determined that flies could smell meat from specifically 7 kms away. Please help. Thank you. Desiraee De Verneuil

 

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