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The Pentagon Has 60 Days of Rare Earths Left Mike Crabtree keeps a number on a whiteboard in his Saskatoon office: 60 days. That’s the U.S. defense establishment’s rare earth inventory for manufacturing F-35s, Tomahawk guidance systems, and permanent magnets in military drone motors. Crabtree, CEO of the Saskatchewan Research Council, is building the largest heavy rare earth metallization plant outside China. The deadline driving him is a U.S. ban on Chinese-sourced rare earths for defense applications, effective 2027. ...

The Gas That Thinks Consider a hypothetical procurement manager at a semiconductor equipment supplier in Chandler, Arizona — call her Kim Raff. In January, her quarterly helium allocation from Air Liquide reportedly covered 94% of what the company’s lithography cooling systems required. By the second week of March, the allocation letter arrived at 63%. No explanation beyond “force majeure adjustments.” She now spends her mornings calling gas brokers she’d never heard of six months ago, trying to secure spot-market helium at prices that have roughly tripled since December. The afternoon is worse: she sits in triage meetings where engineers decide which tool sets get helium and which go idle. Her calendar has become a rationing ledger. ...