The earth's tidal action upon the latter has resulted in the periods of rotation and revolution becoming equal ... that the alternative hypothesis is free from difficulties, some of which have ...

Thus this hypothesis implies a formerly molten earth. The smaller particles ... considered the period of rotation was nearly double the period of one of the free vibrations of the mass ...

A new study shows that the inner core changed shape in just a few decades, challenging previous assumptions and revealing ...

Previous research has found that the rotation of the inner core is slowing down relative to the rotation of the external ...

Throughout Earth's history, ice caps have been very rare, but a model of the past 420 million years suggests an explanation ...

For both independent professionals and corporate executives, this educational and practical guide unpacks the ever-growing ...

The research team used that same earthquake data for a 2024 study to resolve a longstanding debate over the inner core’s rotation. They found that the inner core once spun faster than Earth itself.

A recently discovered asteroid, named 2024 YR4, has on average a 2% chance of hitting Earth in 2032. While those odds of an impact are slim, astronomers are closely tracking the space rock to ...

Earth Rotation Day was observed globally on Wednesday. The day celebrates the rotation of planet earth on its axis which is crucial for defining time and shape of life. Earth rotates on its axis, an ...

The moves takes the top starter off the free agent market and fleshes out the Padres’ starting rotation, the latest salvo in what has become the division’s annual pursuit of the World Series ...