Event Brief
Underground 'Battery' Could Power Millions of Homes
Filed: Feb 21, 2026 at 6:04 PM ET
Summary: Scientists hope ancient salt caverns in Australia can solve green energy storage issues.
WHO: Scientists
WHAT: Using ancient salt caverns for energy storage
WHEN: Feb 21, 2026 at 5:40 PM ET
WHERE: Australia
WHY: To address green energy storage challenges
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