Clock ticking for leap second: Why timekeeping could change forever

Timekeepers add a leap second occasionally to keep our clocks and the Earth's rotation in tune. That could now change.
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Timekeepers add a leap second occasionally to keep our clocks and the Earth's rotation in tune. That could now change.
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Ivory Coast, the world’s leading cocoa producer, faces challenges due to unpredictable rainfall impacting cocoa plantations. The sector is vital to the national economy, contributing significantly to GDP.
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At COP17 and COP31, governments must accelerate positive tipping points in energy, food and finance.
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Saudi researchers launch landmark space mission to study aging and brain disorders