Two meteorites found in the Sahara in 2023 might be from Mercury, a study suggests, but doubts remain due to how little is known about the planet closest to the sun.

The last full reversal took place approximately 780,000 years ago - leaving some experts to predict another flip is imminent.

New research suggests that the thousands of dams built over the past two centuries have caused the Earth's poles to drift ...

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

Researchers have recreated the tumultuous beginnings of Earth, simulating what the planet was like just after its formation 4 ...

Strange cone-shaped rocks led scientists to the hidden remains of one of Earth’s oldest asteroid impacts. It could help us find fossil life on Mars.

Over the past two centuries, humans have locked up enough water in dams to shift Earth's poles slightly away from the ...

The thick, mineral-rich layers of clay found on Mars suggest that the Red Planet harbored potentially life-hosting environments for long stretches in the ancient past, a new study suggests.

Our planet has been asteroid-smashed, melted and eroded, enough that most of its original armor has been long buried. Except ...