Vision Involves a Bit of Hearing, Too

New evidence points to the evolution of the ability for bacteria to grab nitrogen from the atmosphere some 3.2 billion years ago, about 1.2 billion years earlier than thought—with implications for finding extraterrestrial life. Lee Billings reports 

A dwarf galaxy near the Milky Way may consist of more dark matter than regular matter.* Clara Moskowitz reports 

Claudia Hammond finds out how neuroscientists are understanding musical hallucinations by looking at the brains of those who experience them. Tim Griffiths and Vicky Williamson talk about their research into musical imagery and what it reveals about the workings of the brain and ...  Show more

A blind astronomer “sonified” the universe’s most explosive events: gamma-ray bursts. By listening to, rather than looking at, the data, she made a critical discovery and changed the field of astronomy. Learn more about your ad choices. Visit megaphone.fm/adchoices 

A blind astronomer “sonified” the universe’s most explosive events: gamma-ray bursts. By listening to, rather than looking at, the data, she made a critical discovery and changed the field of astronomy. Learn more about your ad choices. Visit megaphone.fm/adchoices 

If you could gain super-human hearing, or even a new sense entirely, would you? Neuroscientist David Eagleman says with the help of technology, this could soon become a reality. On today’s episode, Eagleman talks about an invention he created that helps people who are deaf “hear” ...  Show more