Why do we sleep? What happens when we sleep? How does it affect us when we don’t get enough of it? Even though every person and every animal does it, there’s still so much we’re trying to work out.

Science has shown that sleep is good for our wellbeing in many ways, but no one knows why it’s essential for life. Join us on Reddit to put your questions to sleep researchers Professor Bill Wisden and Dr Wei Ba who are looking at what happens in our brains when we get good sleep, and when we don’t.

Imperial Lates Online

This event is part of Imperial Lates Online: Wellbeing. Tune in to explore cutting-edge science and engineering in our week-long digital celebration of science from 26 October to 1 November.

Imperial Lates Online are most suitable for over 18s.

See the full Lates events programme >