Around 4.5 billion years ago, a planet-sized object collided with the newly formed Earth, throwing out the debris that would ...

Earth’s magnetic north pole is moving rapidly, raising questions about whether the northern lights will shift as well. A new study finds auroras follow the slower-moving geomagnetic poles rather than ...

The solid Earth is slowly becoming rounder, and the trend is gathering pace. A new study describes the poles rising and the ...

The phenomenon, which involves the geographic poles, is distinct from when the magnetic poles move. The planet's solid crust and molten mantle occasionally shift and subsequently reorient themselves d ...

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: Illustration by ...

Check your compass again — Earth’s north magnetic pole is moving toward Siberia. Since at least the early 19th century, Earth’s north magnetic pole has been situated in the Canadian Arctic and slowly ...

The melting of polar ice caps is accelerating changes in the shape of parts of the Earth. Measurements show that the poles ...

Despite what photos suggest, Earth is not perfectly round. Our home planet is actually a lumpy “oblate spheroid” that bulges slightly at the equator and flattens at the poles, like a ball of clay ...

The magnetic North Pole is on a journey toward Russia in a way that has not been seen before. The British Geological Survey (BGS) works with the U.S. National Oceanic and Atmospheric Administration to ...

Add Yahoo as a preferred source to see more of our stories on Google. The Earth's magnetic field deflects particles emitted by the Sun. Mark Garlick/Science Photo Library via Getty Images The Earth's ...

Earth is the planet we have the best opportunity to understand in detail—helping us see how other rocky planets behave, even ...