The phenomenon, which involves the geographic poles, is distinct from when the magnetic poles move. The planet's solid crust ...

Why is there life on Earth? It's one of the oldest questions humans have asked, and as far as we know, our planet is the only ...

Something unusual is happening deep beneath Italy, where a hidden layer of Earth’s crust appears to be peeling away and sinking into the mantle. Scientists say this slow-motion geological process, ...

Add Yahoo as a preferred source to see more of our stories on Google. Photo Credit: iStock A day is supposed to last 24 hours, but Earth does not keep time quite that neatly. A new study found that ...

The crust under Italy is "unzipping" and falling away into the mantle, new research finds. This process is the driver of much of the seismic activity in the Apennine Mountains, the long chain of peaks ...

A battle of forces, driven by the motion of Earth’s core, can explain small variations in the planet’s rotation, study finds. The planet’s rate of rotation changes subtly over time, giving rise to ...

Earth’s atmosphere has become less dusty over the last two decades, and scientists don’t know why. The mystery might, however, shed light on a different, unanswered question about climate change.

Rare earths entered the Trump-Xi summit before the two leaders even sat down. On September 21, two days before President Xi Jinping’s arrival in the United States, China’s Foreign Ministry faced a ...

Conditions on early Earth may have become stable enough to sustain the chemistry associated with the origins of life around 4.33 billion years ago, according to new research co-led by Planetary ...

Scientists have captured a subduction zone off Vancouver Island in the process of tearing itself apart, revealing that these massive tectonic systems may die piece by piece rather than all at once.

Earth’s days are not exactly the same length. Scientists have been recording small variations in for decades. These changes are minuscule—sometimes just a few milliseconds—and mostly imperceptible, ...