From smartphones to Tesla Inc cars, lithium-ion batteries are everywhere. But when Asia’s richest man went shopping in England with 100 million pounds ($136 million), he came back with humble sodium. Sodium-ion is not a bad choice for Mukesh Ambani to kick off his power-storage gigafactory. For one thing, the earth’s crust has 300 times more sodium than lithium. ...

Just because the failure of SoftBank Group Corp’s sale of Arm Ltd. to Nvidia Corp. seemed inevitable, it doesn’t mean the scuttled deal is any less painful. Executives at Nvidia, the most valuable US chip company, have started telling people that it doesn’t expect to close the $40 billion purchase announced in September 2020, Bloomberg News reported. SoftBank, which was ...

Yet again, the Securities and Exchange Commission (SEC) is aiming to address one of the weakest links in the US financial system: money market mutual funds, the object of at least two reform efforts and two major federal rescues in as many decades. This time around, regulators might actually be getting it right. Money market funds emerged in the 1970s ...