Screams
Science: autism causes and the power of screams
18 Jul 2015
Dr Chris Smith of The Naked Scientists with news of work on the causes of autism. Also why are screams so good at grabbing our attention?! Audio
The science of screaming - it's all about roughness
17 Jul 2015
A team of international scientists say screams possess a unique acoustic property that activates the brain's fear circuitry. Audio