A new study takes a tour of the history of research into human embryology and development to show the "cycles of attention" that led to major scientific breakthroughs. Analyzing the past sheds light ...

The Human Development Index (HDI) is a tool to measure human prosperity. Learn how it works, as well as the criticisms and ...

Recent discoveries in archaeology have unveiled a previously unknown civilization that could fundamentally alter our understanding of human history. This civilization’s unique characteristics and ...