July 9, 2025, saw the Earth spin through one of its shortest days on record a fleeting, nanosecond instant that passed ...

July 9 was unusually short thanks to changes in how fast the Earth is spinning. But two other days this summer are expected ...

While it’s unlikely anyone would notice a missing millisecond, there’s potential this speed-up could have ramifications for ...

On July 9, 2025, scientists at the International Earth Rotation and Reference Systems Service (IERS) reported that the Earth ...

Scientists have revealed exactly when the next shortest days will occur as Earth's rotation speeds up once again.

I n February 2025, a group of geophysicists published a study that suggests changes are underway in the Earth's inner core. Already in 2023, we learned that the rotational direction of our planet's ...

Is Earth's inner core solid or liquid? While the inner core is extremely hot, experts have known that it is solid for many ...

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Forecasters are set to lose some of their sharpest eyes in the sky just a few months before Atlantic hurricane season peaks ...

Scientists have raised concerns that the Earth's inner core may completely halt its rotation by 2040, according to a recent paper published in Nature. The study suggests changes are occurring deep ...

The Earth's inner core, long considered a solid and stable sphere, may be quite different. A recent study suggests that its surface is undergoing structural transformations, challenging our ...

Earth’s inner core is changing shape, scientists have found. The discovery resolves a long-simmering controversy about what’s happening at the heart of the planet — which was long thought to ...