Wildlife sound recordist Chris Watson concludes a three-part journey into the sonic environment of the ocean examining the possible threats caused to marine life by noise pollution. In this final episode he looks at solutions and discovers an unlikely role for sound artists such as himself
Scientists working on the Event Horizon Telescope project have produced an image of the "unseeable", capturing the world's first picture of a black hole. It took nearly two years for 200 researchers and a network of eight radio telescopes spanning the globe to make the breakthrough, which was previously thought impossible
Memory does not work like a video tape – it is not stored like a file just waiting to be retrieved. Instead, memories are formed in networks across the brain and every time they are recalled they can be subtly changed. So if these memories are changeable, how much should we trust them?