Strange, tiny structures have been found in the rocks around the deserts of southern Africa and the Arabian Peninsula.

The discovery has sparked interest among scientists studying endolithic microorganisms, unknown life forms inside rocks.

In the desert areas of Namibia, Oman, and Saudi Arabia, research work has revealed unusual structures that are probably due to the activity of an unknown microbiological life form. Unusually small ...

New research into fossilized rock formations in Zimbabwe is shedding light on Earth's nitrogen cycle before the rise of atmospheric oxygen. Scientists analyzing ancient stromatolites—layered rock ...

The data revealed today come from a rock in Jezero Crater, where the rover landed in 2021 to hunt for signs of Martian life. Aeons ago, the crater held a lake that could have been conducive to life.