Middle Stone Age

However, the behavioral flexibility that helped them adapt to challenging climatic conditions such as the Toba supereruption was probably a key trait of Middle Stone Age humans that allowed our species to ultimately disperse from Africa and expand across the globe.

Several big and small stone tools dating back to the Mesolithic period - also called the middle stone age - have been found.

But during the Middle Stone Age—between 315,000 and 30,000 years ago—humans began to wield fire in new ways.

The Middle Stone Age grave - of a three-year-old child - was found in a cave in Kenya.

Finds from the Mesolithic period, also known as the Middle Stone Age, are rare and usually made in lowland areas.