Tonight, trading one-liners with the world's first computer comedian.
Howard Stableford meets JAPE -the Joke Analysis and Production Engine - which uses artificial intelligence and a vast memory bank of words to dream up jokes. Also, Shahnaz Pakravan meets a group of prostitutes in Nairobi who are all HIV-negative, despite massive exposure to the virus. Do they have some kind of natural resistance which could be isolated in the first steps towards an HIV vaccine? With Vivienne Parry , Philippa Forrester , Craig Doyle , Jez Nelson and Rebecca Stephens.
Producer Simon Dickson ; Editor Edward Briffa
FURTHER DETAILS: Ceefax page 623. the TW Information Line on (0181) [number removed], or the Internet on http://www.bbc.co.uk/tw
BBC TOMORROW'S WORLD LIVE EXHIBITION is at the NEC. Birmingham 19-23 March. Tickets (booked in advance) are £7. 50 for adults. L6 for children weekdays: £8.5Oand£7 at weekends. For details phone (0121) [number removed].