Mysterious structures under the Pacific: What scientists found beneath the ocean floor could reshape Earth’s history

Scientists have uncovered massive, dense rock structures deep beneath the western Pacific, challenging long-held theories about Earth’s mantle. Advanced seismic imaging reveals these anomalies, which don’t fit current models of subducting tectonic plat…

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Wednesday briefing: What may be in – and out – of Rachel Reeves’s ‘hokey cokey’ budget

In today’s newsletter: As the chancellor prepares to deliver one of the most heavily briefed budgets ever, tax rises, the two-child benefit cap and a ‘mansion tax’ are all on the table• Don’t get First Edition delivered to your inbox? Sign up hereGood …

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