dan o'brien joins us. bloomberg technology. ♪ thanks to avalara, we can calculate sales tax automatically. avalarahhhhhh what if tax rates change? ahhhhhh filing sales tax returns? ahhhhhh business license guidance? ahhhhhh -cross-border sales? -ahhhhhh -item classification? -ahhhhhh does it connect with acc...? ahhhhhh ahhhhhh ahhhhhh ed: dictionary.com is out with the word of the year. the word of the year is a hallucinate. much like artificial intelligence, it is on the upward trajectory. caroline: i feel like ai has dominated our lexicon. this go back to spacex. missions can be physical and mental toll. that is why they have sent a virtual headset on the international space station. here to tell us about bridging the gap between mental health and technology is dan o'brien. what is difficult about sending this to space? dan: we use gravity for all of our technology on the ground and in space we had to account for zero gravity and have a point of reference so we don't have things like drifting inside of

dan o'brien, bbc points west, stonehenge. you are watching bbc news.u can go to a website, bbc.com/news, or follow me on x. more on the way at the top of the hour. i'll see you then. bye for now. hello there. christmas, for most of us, looks likely to be a mild one. in fact, on friday we had a pretty typical story, quite a lot of cloud around and temperatures 13 degrees across the south coast. but look at this, in the northern isles, just a daytime maximum of one celsius. and yes, there were some snow showers as well. that's because the far northeast of scotland stuck in this cold air. this weather front the dividing line between cloudy and milder conditions down to the south. but as that weather front bumps into the cold air, we're likely to see some snow, 2—10 centimetres forming across higher ground. gradually, that snow will revert back to rain through the day, some of it quite heavy across western and central scotland. cloudier, damp conditions at further south and west. the best of the breaks in the cloud, perhaps east anglia and south—east engla

dan o'brien reports.ht of the year, marked here at stonehenge by humans throughout history. the winter solstice is a celebration of longer days ahead, a bigger crowd than normal this year. why do people queue at the crack of dawn to do this? everyone�*s got a different reason. so you've run your way to the solstice? yes we ran. the stones are amazing. and you don't get to come this close to them at any other time. so coming on the solstice and actually being able to get this close is really, really fantastic. it's not got any sort of societal or cultural trappings other than we're celebrating the turning of the sun. it feels nice to do something that is away— it feels nice to do something that is away tr— it feels nice to do something that is away tr the _ it feels nice to do something that is away tr the trappings _ it feels nice to do something that is away tr the trappings of - is away tr the trappings of consumerism. _ is away tr the trappings of consumerism. lil- is away tr the trappings of consumeri