Nachum Ulanovsky is a neuroscientist who works with bats. He wants to understand how brains navigate. With tiny implants and wireless data loggers he can watch neurons fire while bats fly. Find out more in this Nature Video.
Neurologist and author Oliver Sacks brings our attention to Charles Bonnett syndrome -- when visually impaired people experience lucid hallucinations. He describes the experiences of his patients in heartwarming detail and walks us through the biology of this under-reported phenomenon.WATCH NOW