Earth is the only known planet to host life, a fact that has long intrigued scientists. While Venus and Mars present extreme ...

Two mysterious blobs deep inside Earth may hold clues about the origin of life on our planet, new research finds. Deep ...

Scientists found 3.3 billion-year-old biosignatures in ancient meteorites and fossils—a billion years older than we thought ...

Researchers have discovered chemical traces of life in rocks older than 3.3 billion years, offering a rare look at Earth’s ...

One of the most elegant theories about the origins of life on our planet is that it was kick-started by a delivery from outer ...

The new approach looks at the distribution of molecular fragments in material, allowing for broad surveys in degraded ...

Earth's earliest life left behind very few chemical traces. Fragile remains, like ancient cells and microbial mats, were buried, squeezed, heated, and broken apart by the planet's shifting crust ...

A new study uncovered fresh chemical evidence of life in rocks more than 3.3 billion years old, along with molecular traces showing that oxygen-producing photosynthesis emerged nearly a billion years ...

A machine-learning-enhanced approach to chemical analysis is drastically expanding the chemical record of life on Earth, and ...

Scientists have developed a new approach using chemical fingerprints to detect signs of ancient life in rocks, offering ...

When astronomers search for planets that could host liquid water on their surface, they start by looking at a star's habitable zone. Water is a key ingredient for life, and on a planet too close to ...