The lowdown on language

Dr Roberto Filippi discusses bilingualism and how constant switching between two languages can increase focus and attention spans. He mentions a research project that suggests that lifelong bilingualism could protect the brain from neural degeneration but argues that more evidence is needed. Listen: The Naked Scientists  (Dr Filippi speaks from 33 minutes 10 seconds to 37 minutes 57 seconds).

Image

• Bengali sign (courtesy of Francisco Anzola via Flickr).