The Naked Scientists Podcast Folgen

From the honking of cars to music blaring out of someone's bedroom window, the world around us is saturated with sound. But what exactly is sound, and how do we hear it? From mimicking an owl's wing for quieter aircraft to creating more effective cochlear implants and the science of opera singing, our panel of experts turn up the volume to 11 to answer your questions on anything audible... Like this podcast? Please help us by supporting the Naked Scientists

This week we delve into the Dark Web, a hidden arm of the Internet where Google doesn't dare to search and where drugs, guns and hitmen are offered up for sale. We explore how the World Wide Web works, and ask whether it can remain unregulated, free and open as it is now? Plus, in the news this week, the worm found lurking in a patient's brain, how scientists have grown pain nerves in a Petri dish, and what do dogs hear when we speak to them? Like this podcast? Please help us by supporting the Naked Scientists

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... Like this podcast? Please help us by supporting the Naked Scientists