DNA's double helix has long stood as the symbol of life’s code. But buried within the genome lies a deeper level of complexity. One of the more intriguing discoveries in recent years is the i-motif—a ...

The human genome has to be carefully organized so it will fit inside of the nuclei of cells, while also remaining accessible to the cellular machinery that works to express the right genes at the ...

James Dewey Watson, whose co-discovery of the twisted-ladder structure of DNA in 1953 helped launch a revolution in biology and medicine, died Thursday at age 97. He died in hospice care after a brief ...