We seem fascinated by generations, using them to evoke shared experiences and to push us apart. Demography, the science of population change, defines a cohort as a group of people born at roughly the ...

Since humans started organizing into communities, the shape of any given society, broken into age groups and gender, has always resembled a pyramid: The largest age group has always been the youngest ...

Throughout the 3,00,000 years of human existence on earth, demographers estimate that approximately 108 billion people have lived so far. Remarkably, until 1804, the global population never exceeded 1 ...

China’s “inverted pyramid” population structure is generating a profound impact on consumption and haunting its long-term growth potential, forcing economists to join demographers in calling for ...

THE world's population will reach 7 billion by the end of October, according to the latest projections from the United Nations. For the first time the UN has attempted to look as far ahead as 2100, ...