Earth's Accelerating Rotation Alarms Scientists

Alalam24

15-07-2025

A team of scientists has issued warnings about an unexpected acceleration in the Earth's rotation, which could lead to some of the shortest days ever recorded in human history this summer. It is anticipated that July 22 and August 5 will be shorter than usual by about 1.5 milliseconds—a minuscule duration imperceptible to humans, as a single blink of an eye takes approximately 100 milliseconds.
Despite the tiny shift, scientists caution that if this acceleration continues, it could have serious repercussions across various aspects of life on our planet.
Earth typically completes one full rotation on its axis in 24 hours, but even a slight increase in rotational speed—by as little as one mile per hour—could disrupt communication and navigation systems that rely on precise Earth timing. For example, geostationary satellites depend on Earth's rotation to maintain their position in space, making them vulnerable to such changes.
If Earth's rotation continues to accelerate, the resulting centrifugal forces could push large volumes of water toward the equator, raising sea levels and increasing the risk of flooding, particularly in coastal cities. Estimates suggest that a speed increase of 100 miles per hour could submerge vast areas like the Amazon Basin and northern Australia.
The effects wouldn't be limited to the environment. A reduction in the length of a day to 22 hours could disrupt the human circadian rhythm, potentially leading to increased cases of insomnia, heart attacks, and traffic accidents.
Climate models also warn that a faster spinning Earth would intensify storms and winds due to a stronger Coriolis effect, which plays a key role in the formation of cyclones.
In a more extreme scenario, if Earth's rotation reached 1,000 miles per hour—nearly double its current speed—massive amounts of water would be driven toward the equator, flooding most of the planet's surface except for the highest mountain peaks. Tropical regions would experience torrential rain, persistent fog, and increased water vapor rising into the upper atmosphere.
In a more hypothetical case, at 17,000 miles per hour, centrifugal forces would begin to counteract Earth's gravity, leading to weight loss in equatorial regions and the emergence of rare phenomena such as 'reverse rain,' where water droplets rise instead of falling.
In the worst-case scenario, if Earth's rotation reached 24,000 miles per hour, the planet could undergo a complete geological collapse, with the disintegration of the crust and the breakdown of tectonic plates, causing catastrophic earthquakes and the fragmentation of Earth into separate pieces.