VideoChris Timmermann: Exploring consciousness using psychedelics Psychedelic drugs are a gateway to an alternative reality. Neuroscientist Chris Timmermann gives them to volunteers and then scans their brains Video
MindMemory special: What happens to your memories while you sleep? As you slumber, the brain is a whir of activity sorting and storing your memories. How does it know which to choose, and how can you game the system? Features