Sigmund Freud's account of oral, anal, and genital stages of development were suffused with emotion, but recent accounts of development have tended to neglect emotions. An exception, not so recent, ...

The earliest days after fertilization, once a sperm cell meets an egg, are shrouded in scientific mystery. The process of how a humble single cell becomes an organism fascinates scientists across ...

Using the fruit fly, scientists have constructed a complete and detailed single-cell map of embryo development. This research will also help scientists pursue questions like how mutations lead to ...

Learning about the stages of adult development has given me great perspective on knowing myself and what actions I need to take to improve and get to the next level. I’m hoping you will find this ...