AT&T to give $5 credits on customers’ bills after nationwide US outage

Company’s 5G network covers about 290 million people, who grappled with a disruption hampering ability to make 911 calls

Russia-based LockBit ransomware hackers attempt comeback

Gang sets up new site on dark web and releases rambling statement explaining how it was infiltrated by law enforcement agencies

In part seven of our series exploring myths surrounding EVs, we look at claims friction on brakes and tyres will affect air quality

Parcelforce couriers have gone to court for the right to be classed as workers rather than self-employed owner drivers

The online giant’s vast storage unit on the M1 is a logistical miracle – it’s a pity the lax-on-tax PM has spoiled the view

Company blows past Wall Street’s expectations with 265% jump in sales after hailing ‘tipping point’ for AI

R Adm Grace Hopper, namesake of the tech titan’s new superchip, pioneered the idea of automatic programming

What you need to know about the company, its importance to AI and whether the stock market boom is sustainable

Biometric data of more than 2,000 staff at 38 leisure centres was unlawfully processed to check attendance, watchdog finds

The platform’s listing, expected in March, would be the largest IPO by a social media company since Pinterest went public in 2019

Nvidia broke the record for the biggest-ever single-day increase in a company’s stock market value, adding $277bn

Owner Stellantis’s decision to invest will safeguard 1,500 jobs at the factory

Exclusive: Low maximum stake, set to be announced on Friday, will apply to players under 25, the Guardian understands

Revenue at artificial intelligence chipmaker up more than 250% as CEO says ‘demand is surging worldwide’

Bosses promise to go back to drawing board while carmaker faces industrial action from another union in Sweden