it has become easier to study sleep in non-industrialised societies. Such studies have revealed surprising short sleep durations. For instance, among hunter-gatherers, the San sleep for 6.7 hours ...

Zero is one of a number of concepts that have shaped the course of the world so fundamentally that we would not recognize ...

The researchers found that people living a hunter–gatherer existence actually averaged ... The overall average for non-industrialized societies was 6.4 hours. In sharp contrast, people living ...

Traditionally, copper metallurgy is not thought to have emerged until millennia later, during the Chalcolithic period. Thus ...

One hypothesis suggests that traits that call ADHD today may have conferred an advantage to individuals and communities in early hunter-gatherer societies. People with ADHD tend to show more ...

According to a Live Science report, European hunter-gatherers traversed the Mediterranean Sea in primitive […] ...

ADHD is essentially a congenital condition, and the definitive cause is unknown, but experts have explained the hypothesis that 'ADHD is a genetic trait rooted in hunter-gatherer societies.' ...

During the Stone Age, humans in Europe and North Africa mostly lived as hunter-gatherers, gradually transitioning to farming and more complex societies during the Neolithic, or New Stone Age ...

One hypothesis suggests that traits that call ADHD today may have conferred an advantage to individuals and communities in early hunter-gatherer societies. People with ADHD tend to show more ...