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Researchers identify people by the unique combinations of microbes found in and on their bodies.

A 500 million-year-old brain fossil yields clues to the evolution of heads.

Preliminary results from the Genotype-Tissue Expression project reveal that gene expression varies more across tissues than across individuals.

Deep-sea microbes possess hallmarks of eukaryotic cells, hinting at a common ancestor for archaea and eukaryotes.

Researchers isolate an easy-to-manipulate, stable, and spatially distinct pluripotent cell type.  

An immune protein previously thought to mark inactive T cells has a free-floating form that correlates with HIV disease progression.

Exploring viral replication pathways has led Carol Carter from the study of measles and reoviruses to the assembly and budding of newly minted HIV.

Principal Investigator, Ragon Institute of MGH, MIT, and Harvard. Age: 33

Early HIV/AIDS posters raised awareness about the disease and later encouraged behavioral changes to prevent its spread.

Curing HIV means finding and eradicating viruses still lurking in the shadows.

Sequencing HIV integration sites suggests that clonally expanded T-cell populations may not be the main source of latent virus.

A strain of HIV that has afflicted more than 100,000 people emerged from gorillas.