SQUIRE aims to detect exotic spin-dependent interactions using quantum sensors deployed in space, where speed and ...

By trapping huge amounts of water on land, big dams built by humans have slightly changed how Earth spins and where its poles ...

As the winter solstice approaches, North America is closing in on the shortest day of the year -- and in many places, the amount of daylight lost since summer adds up to hours.

Our planet’s magnetosphere has seen dramatic shifts across its history—even total reversals—but this recent wrinkle doesn’t ...

"Some of our ancestors were very skilled observers." A team of international researchers say they've uncovered new data on ...

Using some of the world's most powerful telescopes, a team of researchers found more than 280 galaxies stretched in a line ...

Gigantic sunspots of the groups AR 4294-4298 are currently rotating towards the Earth. Experts are observing possible auroras ...

Earth’s spin is not as steady as it looks. As ice melts and groundwater is pumped from deep aquifers to the surface, the ...

Star trails are the visible imprint of Earth's rotation. As our planet spins around its axis, the stars appear to sweep ...

Asteroid 2022 RD2 is a near-Earth object that could become a temporary moon, then later a potential crash risk for the planet later this century. Credit: NASA / JPL-Caltech illustration Scientists ...

During the weekend, the orbits of Earth and Saturn will combine to create an interplanetary optical illusion for anyone with a good telescope and clear skies.

The Mechanics of Earth's Spin Earth rotates once in about 24 hours with respect to the Sun, but once every 23 hours, 56 minutes and 4 seconds with respect to other distant stars. Scientists call this ...