DNA G-quadruplexes, recently demonstrated in human cells, are of great interest to biologists, chemists and physicians alike. But what exactly are they and why are researchers so keen to unravel...
Is the world we know only one of many possible alternatives? Pondering the numerous episodes that have repeated themselves during the history of life on Earth, biologist Virginie Orgogozo, CNRS...
Revealed by metagenomics, previously unknown biodiversity brings our biological understanding into question. “Biological dark matter” may provide clues to a fourth domain of life.