hello, i m samantha simmonds. the man widely seen as the godfather of artificial intelligence has quit his job at google, warning of the dangers of ai. dr geoffrey hinton s pioneering research on deep learning and neural networks has paved the way for current ai systems like chatgpt. but in a lengthy interview with the new york times, dr hinton said he now regretted his work and is worried that al technology will flood the internet with misinformation. google responded in a statement saying, we remain committed to a responsible approach to ai. dr hinton has been telling the bbc how these systems can know so much. the kind of intelligence we re developing is very different from the intelligence we have. we are biological systems and these are digital systems and the big difference is, with digital systems, you have many copies of the same set of weights, the same model of the world, and all these copies can learn separately, but share their knowledge instantly. so it s a
and driving hands free around the streets of london, we take a look at the driverless car that may be a gamechanger. let s now get down to business. let s start in the us, where it looks like interest rates will be headed higher and higher. speaking to a senate committee the chair of the federal reserve, jerome powell warned more action might be needed to stabilise prices and tame inflation. many analysts had been expecting another quarter percent rise when the fed meets later this month, but now some are predicting an ever bigger increase. investors didn t like the news, as you can see it sent us financial markets tumbling. the dow, nasdaq and s&p 500 all saw a sell off after powell s comments. our north america business correspondent samira hussain reports from new york. last year, the federal reserve raised interest rates at the fastest rate since the 1980s and it seemed to have helped inflation a little but the labour market remains resilient. the lastjob through sport sh
As has the situation in the far west, in darfur, where the clash between the army and the rapid support forces seems to have triggered an outbreak of tribal violence which has left a lot of people dead out there, causing great concern among aid agencies as around 20,000 people have fled across the border into chad. so those have been the two principal areas of concern. there have been other clashes elsewhere, but that is where most of the fighting is focussed. of course, the fear from the international community is that if these tentative prospects for some kind of dialogue don t materialise, the whole situation could spread and escalate and that s why we heard yesterday from the unhcr, the un s refugee agency, a warning that as many as 800,000 people could be on the move. which would obviously represent a major escalation in this crisis.