Tag: isotopes
The shell of molluscs: memory of the environment
The shell of molluscs can help replenish the living environment of the organism. The study of the growth and geochemistry of the shells makes it possible to trace the variations…
A carbon signature detected on Mars could be of biological origin
Carbon is at the heart of life. But not only… So when astronomers get their hands on a rather special form of carbon on Mars, they consider that it could…
Mars: does this carbon signal detected by Curiosity betray the presence of life?
Carbon is at the heart of life. But not only… So when astronomers get their hands on a rather special form of carbon than the planet Mars, they consider that…