Listen Up! The Science of Hearing...
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Now hear this! This week we explore the workings of the auditory system, discover the causes of deafness, hear how hearing aids work and probe the origins of tinnitus. Plus, news of a novel therapy for eczema, a meteorite containing samples of the Martian atmosphere and why the onset of AIDS might be down to a host of previously-unrecognised gut viruses...
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How do we hear? How does the ear convert sound waves into messages to be interpretted by the brain and what goes wrong with this system in hearing-impaired listeners?
What is a hearing aid and how does it work? What are the issues involved in designing them? We spoke to a hearing aid engineer to find out more.
How does an unborn baby hear because they definitely react to different sounds?
How do we tell where a sound is coming from and what issues do hearing-impaired listeners have with finding the source of a sound?
Can people with massive heads locate sounds better or more quickly than people with smaller heads?
A potential new target for the treatment of eczema has been uncovered using itchy mice.
A meteorite that fell to Earth in 2011 contains trapped samples of the Martian surface, interior and atmosphere.
Previously unknown gastrointestinal viruses contribute to the onset of AIDS in monkeys, new research has revealed.
Melanoma skin cancers dodge immune attack by adopting a chemical disguise, new research has revealed.
Big news for Cambridge University, as Embryologist Sir John Gurdon learned that he had won the Physiology and Medicine Nobel award in recognition of a discovery that eventually lead to the cloning of Dolly the sheep.
Forests cover almost 1/3 of the Earth’s landmass and play a key role in the health of our planet. They regulate climate change by removing carbon dioxide from the atmosphere through photosynthesis and storing the carbon. Planet Earth podcast presenter Sue Nelson meets Dr. Kars...
Mobile phone data tracks malaria as it moves with humans; Spirals of dust help understand evolution of stars; A new technique keeps lungs alive outside the body for longer than ever before and Male Mice learn to mimic another's squeak...
Tinnitus is the experience of sound in the absence of any real noise and it’s estimated to affect 1 person in 5 and can have a devastating effect on some people’s lives. We spoke to Peyman Adjamian, a tinnitus researcher, to find out more.
Why is it when I'm concentrating on one sound, say I’m watching the television and my wife says something to me, even though she’s closer, I don’t tend to hear what she’s saying.
I'm interested in what we choose to hear. I've met people with Asperger’s who said that they hear everything equally and this becomes a huge sound overload for them, but I can filter out background sounds to focus on what I want to hear. How does that work?
If someone isn’t hearing you because they're wrapped up in a task or they're being stubborn, what's the best sound that will bypass this and get their immediate attention?
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I've experienced a few times where I've been in total silence and this induces a sensation of an annoying high pitch noise. What's that all about?
Will we ever be able to have a conversation with animals?
I've had tinnitus for about a year now. The problem is, I'm totally blind as well. I've coped with that, but this tinnitus is like, driving me up the wall. I was in the hospital in May. I had labyrinthitis for 8 days and I had my ears tested and they said that for my age, my ...
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