What gets hyped, and what remains neglected, often depends on good storytelling. When the Human Genome Project began, in 1990, it had a simple story, well told. From a standing start, American ...

A new analysis of more than 1,500 papers and 60 types of tissue has revealed the total number of cells in the human body. When you purchase through links on our site, we may earn an affiliate ...

Four teams have coaxed human stem cells to organize themselves into embryo-like forms. The advance could shed light on fertility. By Carl Zimmer In its first week, a fertilized human egg develops into ...