Jet-lag Cure and Holograms Tomorrow's World : Season 20 Episode 1

Judith Hann investigates the properties of melatonin as a cure for jet-lag, there's a demonstration of the latest preservation techniques for antique books and Kieran Prendiville attempts to set fire to £500. Items on holograms, vibrating watches for deaf people and a trailer that doubles as a boat are also included in the show.