If Mars ever hosted microorganisms in its bygone oceans, their fossils might still be preserved in minerals—and now, we have ...

These rocks turned out to contain a mineral called kaolinite, which on Earth forms in warm, rainy environments or near hot ...

Within the next decade, space agencies plan to bring samples of rock from Mars to Earth for study. Of concern is the ...

Sometimes scientists must dig and work and sweat to make scientific discoveries. And sometimes a robot rolls over a rock that ...

Scientists have discovered kaolinite mineral on Mars, providing new evidence that the planet was once warm and wet.

Within the next decade, space agencies plan to bring samples of rock from Mars to Earth for study. Of concern is the possibility these samples contain life, which could have unforeseen consequences.

A new method to detect life in ancient rocks could help analyze Mars samples and determine if life once existed on the red ...

A rock on Mars spilled a surprising yellow treasure after Curiosity accidentally cracked through its unremarkable exterior. When the rover rolled its 899-kilogram (1,982-pound) body over the rock in ...

Kaolinite is a soft, earthy, usually white, mineral produced by the chemical weathering of aluminium silicate minerals like ...

If scientists can understand how this mineral was formed in Antarctica, they might be able to trace signs of water on Mars.

Many biological molecules are chiral, meaning they exist in two forms that are mirror images of each other, like left and ...

Scientists may have uncovered a promising new method to detect ancient life on Mars. A recent study suggests that microbial ...