Microbes living deep within water stored underneath the Arabian desert may provide clues about whether methane on Mars signals the presence of life.

Microbial life can be preserved in iron deposits, holding possibilities for Mars discoveries.

The chemical signatures of water reveal how star nurseries form.

Evolutionary lineage of genes that can help an organism withstand extreme conditions has implications for life's survival in the Universe.

Chipsats are only the size of postage stamps, but have powerful, real time response rates in space exploration.

The Solar System is just one possible outcome of planet formation and it might be an unusual case.

Super-Earths could have active tectonics that expose land masses, and need not be water-worlds.

Astrobiology's study of life in the universe has much to say about how humans live sustainably on Earth.

Astrobiology's study of life in the universe has much to say about how humans can live sustainably on Earth.

Tiny minerals leftover from many small meteorites could provide the geological evidence needed to show how rocks falling from the sky often changed the course of life’s evolution on Earth.