In a startling discovery, scientists have found that Earth is spinning faster than ever recorded, producing the shortest days in modern history — and nobody yet knows why. Over the past few years, timekeepers and planetary scientists have been carefully tracking this unusual phenomenon, which challenges our understanding of the seemingly stable rhythms of our planet.
Below, we unpack the science behind this mystery, the possible explanations, and why it matters to everyone living on this rapidly spinning world.
On July 11, 2025, Earth completed a full rotation about 1.
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