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Scientists solve 1840s space weather mystery

19th century Nature account of 1841 train delayed by geomagnetic storm got year wrong—due to a typo. The infamous Carrington Event of 1859 has long been considered the first extreme space weather event, but there have been reports of minor disturbances to telegraph equipment during geomagnetic storms since the…

F1 in Azerbaijan: That was almost a close-run thing

​Kimi Antonelli could not repeat his Monza magic after a crash in qualifying.  Formula 1 raced on the streets of Baku, Azerbaijan, this past weekend. Although the race predates Liberty’s acquisition of the sport by a few months, it’s a rather good microcosm of the sport as it exists…

Is solar’s growth finally slowing in the US?

Renewables easily cover changes in US demand, which is rising by 2% in 2026. Normally, we try to update you quarterly on what’s going on with the US electric grid since it provides a nice view of developing trends and smooths out some month-to-month randomness. Unfortunately, I was out…

Microsoft stops insisting you need a “Copilot+ PC”

Microsoft’s new Surface laptops forgo Copilot+ PC branding.  Since 2024, Microsoft has tried to sell “Copilot+ PC.” The marketing initiative was aimed at making it easy for people to know which Windows systems were approved to run AI-accelerated workloads locally. But Copilot+ PC branding is nowhere to be found…