New research from HKU geologists suggests that Earth's first continents were born not from plate tectonics, but from deep ...

Known as stratigraphic inversion, this discovery challenges our fundamental understanding of how Earth’s layers are formed. A ...

The discovery of an ancient meteorite impact crater was recently reported in Western Australia. But not everyone is convinced ...

Thick clay deposits on Mars hint at long-lived lakes that may have sheltered early life - and preserved clues beneath layers of ancient mud.

Experts detect many heavy metals in the collected lava samples from Hawaii, which they believe arrived from 1,900 miles below the ground.

California's San Andreas Fault is capable of triggering a massive earthquake. Here's what to know about this famous location often associated with earthquakes.