DG Matrix raises $60M to make data center power smarter Data centers face a conundrum: how to power increasingly dense server racks using equipment that relies on century-old technology.  Traditional transformers are bulky and hot, but a new generation of solid-state transformers promises to address both problems while making power management more flexible. One solid-state...

Secretary of State Marco Rubio pulls out of a high-level meeting on Ukraine Secretary of State Marco Rubio pulls out of a high-level meeting on Ukraine Audio will be available later today. NPR's Scott Simon speaks to Fiona Hill, senior fellow at the Brookings Institution's Center on the United States and Europe, about the Trump...

US west coast prepares for 'dangerous' heatwave in early springGetty ImagesTemperatures could exceed 100F (38C) as soon as Wednesday (file picture)A significant and unusually early heatwave is building across the south-western US this week, bringing temperatures more typical of early summer than mid-March.In Phoenix, Arizona, the National Weather Service (NWS) forecasts temperatures could...

Bahrain and Saudi Arabia GPs to be cancelled amid Middle East warThe Bahrain and Saudi Arabia Grands Prix that were scheduled for next month are set to be cancelled as a result of the war in the Middle East.A formal decision to call off the races has not yet been made but is expected before the end of the weekend.Freight would need to start being shipped to the Middle East in the coming days....

Residents in These States Could See Tax Refund Delays. Here's Why We research all brands listed and may earn a fee from our partners. Research and financial considerations may influence how brands are displayed. Not all brands are included. Learn more. Multiple states are warning taxpayers that refunds may be late this year due to a mix of...