End of the line for diesel fumes at London St Pancras as new trains arrive

Rail and fossil fuels once helped to turn King’s Cross and St Pancras into a seamy, smoke-choked area of London. Now, in the two grandly redeveloped stations with their swanky plazas, even a dropped paper ticket would look out of place.One last corner of St Pancras station is polluted by the fug of diesel trains – but not for much longer. East Midlands Railway, which runs services to cities including Derby and Sheffield, will fire up its diesel units in London for the final time by the end of 2026.It is a milestone moment for St Pancras – albeit one that has arrived later and with more difficulty than many had hoped

Feeling the bite: is Greggs on a roll or is its expansion overbaked?

An enormous carpet of pastry snakes its way around the factory. Four huge metal urns of meat filling are waiting to be added. Workers in hairnets and overalls buzz about, checking a production line that holds 4.5 tonnes of pastry at any one time.This is food production on an industrial scale, designed to satisfy the UK’s seemingly insatiable appetite for sausage rolls, vegan bites and other baked treats

What happened after Tesla opened a diner in Los Angeles?

Less than six months since it opened, Elon Musk’s Tesla Diner has the feel of a ghost town. Gone is the Optimus robot serving popcorn, gone are the carnivore-diet-inspired “Epic Bacon” strips, gone are the hours-long, hundred-person lines wrapped around the block. Even the restaurant’s all-star chef, Eric Greenspan, is gone. The Hollywood burger-and-fries shop seems like a shell of the bustling eatery it was when it opened in late July.On a balmy Friday afternoon in December, the parking lot for Tesla car charging was, at best, half full

‘Just an unbelievable amount of pollution’: how big a threat is AI to the climate?

Defenders say AI can do good to fight the climate crisis. But spiralling energy and water costs leave experts worriedThe Guardian’s journalism is independent. We will earn a commission if you buy something through an affiliate link. Learn more.During a golden sunset in Memphis in May, Sharon Wilson pointed a thermal imaging camera at Elon Musk’s flagship datacentre to reveal a planetary threat her eyes could not

Jake Paul drops out of WBA cruiserweight rankings after loss to Anthony Joshua

Jake Paul has fallen out of the World Boxing Association’s cruiserweight rankings after his sixth-round knockout loss to Anthony Joshua last month.The YouTuber was stopped by the former two-time heavyweight champion in a scheduled eight-round bout in Miami, where Joshua scored four knockdowns before the referee halted the contest in the sixth round. Paul suffered a broken jaw in two places and required surgery after the fight.Paul (12-2, 7 KOs) had entered the WBA’s cruiserweight rankings at No 14 in July after defeating Julio César Chávez Jr by unanimous decision in Anaheim, California. He was listed at No 15 entering the bout against Joshua, despite the fight taking place at heavyweight and carrying no ranking implications in that division

Will Carlos Alcaraz prosper after split with coach as new tennis season looms?

In the endless flood of Instagram photo dumps and gushy captions from social media users around the world saluting another year gone by, Carlos Alcaraz’s efforts were particularly interesting. The candid photos from his camera roll included dozens of friends and family, various barbecues and his many haircuts throughout the year, but there was no room for one notable individual: Juan Carlos Ferrero.The abrupt dissolution of their partnership is one of the most shocking recent coaching splits and the reaction has been dramatic. Journalists swarmed outside Alcaraz’s tennis club in El Palmar a day after the news in their futile attempts to speak with the world No 1, then Ferrero decided to give a number of interviews to offer his own side of the story.Reports from Spain detailing reasons for split continue to circulate