Naked Scientists Podcast

Naked Scientists episode

Sun, 23rd Nov 2014

Does Airport Security Really Make Us Safer?

Sniffer dogs (c) Uk Home Office

Travel by air has increased by over 60% in the last decade and annual global air traffic is expected to reach 3.6 billion passenger journeys by 2016 meaning that there are at least 1 million people airborne aboard planes at any moment in time. But, as air traffic grows, so do concerns about smuggling and security. So keeping people safe is a major priority; but the processes can be intrusive and can also cause unpleasant delays at airports. This week we’re looking at how technology - both old and new - can help to alleviate the hold ups and improve safety. Plus, in the news, the science behind fighting the flab, how spiderman has becomes a reality and why bankers have a tendency to cheat...

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In this edition of Naked Scientists

Full Transcript

  • 00:58 - UK mission to the Moon to be crowdfunded

    Lunar Mission One launches a crowdfunding drive on Wednesday, which offers donors a chance to have a digital memory box buried on the moon.

  • 06:26 - Does the 5:2 diet work?

    The 5:2 diet, or intermittent fasting, has become an increasingly popular strategy to achieve weight loss. But does it work?

  • 32:04 - Detecting illegal drugs using light

    A technique using a light detects drugs that have been dissolved in liquids, a way crafty criminals attempt to smuggle drugs...

  • 38:25 - How good are sniffer dogs?

    Sniffer dogs are used to detect drugs but how good are they? Can they sniff out all drugs? Or just a select few? And how are they trained?

  • 43:53 - Robocops patrolling airports near you...

    Dubbed the K5, this 'robocop' acts as an effective security guard - and, better still, it won't need a bathroom or coffee break...

  • 50:38 - Why can't aeroplanes fly faster?

    Love your show; listen to it on podcast. Also thank you for answering a few of my questions in the past (survival time in sealed car, coughing while cleaning ear). I was on an interminable flight from New York to Hong Kong a few days ago, and I don't understand why are Boeing a...



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Cool ! Thanks Chris and Kat for insightful stuffs. I know this site since the date Chris Smith shown up in ABC Future Tense. I loved at first sight. Ngu Le Quang, Fri, 28th Nov 2014

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