Investors pile into rocks to absorb carbon emissions

Unlock the Editor’s Digest for free Roula Khalaf, Editor of the FT, selects her favourite stories in this weekly newsletter. Tech companies, banks and shipping groups are investing in a method of carbon dioxide removal that promises to speed up the chemical reaction between absorbent rocks and rainfall. The natural geological process is accelerated by … Read more

CoreWeave raises $2bn in junk bond offering

Unlock the Editor’s Digest for free Roula Khalaf, Editor of the FT, selects her favourite stories in this weekly newsletter. CoreWeave borrowed $2bn through the US junk bond market on Wednesday, injecting fresh capital into the artificial intelligence data centre operator after its volatile Wall Street debut in March. Lenders shrugged off concerns about CoreWeave’s … Read more

Microsoft-backed Builder.ai collapsed after finding potentially bogus sales

Unlock the Editor’s Digest for free Roula Khalaf, Editor of the FT, selects her favourite stories in this weekly newsletter. Microsoft-backed Builder.ai collapsed after an internal investigation found evidence of potentially bogus sales and the company revised down revenues to just a quarter of prior estimates. Builder.ai, one of the UK’s best-funded technology start-ups that … Read more

Oracle to buy $40bn of Nvidia chips for OpenAI’s new US data centre

Unlock the Editor’s Digest for free Roula Khalaf, Editor of the FT, selects her favourite stories in this weekly newsletter. Oracle will spend about $40bn on Nvidia’s high-performance computer chips to power OpenAI’s new giant US data centre, as technology groups race to build the vast infrastructure needed to underpin artificial intelligence models. The site … Read more

Builder.ai founder plots potential deal to buy failed company

Unlock the Editor’s Digest for free Roula Khalaf, Editor of the FT, selects her favourite stories in this weekly newsletter. Builder.ai’s founder Sachin Dev Duggal has sounded out investors on a potential deal to buy the failed UK software company out of insolvency. The Microsoft-backed artificial intelligence start-up, which was once valued at over $1bn, … Read more