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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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