Large mammals were architects of prehistoric ecosystems

Researchers` studies on fossil dung beetles has shown that large mammals were the chief architects of prehistoric ecosystems.

Long-lost lake along White Nile may have helped humans out of Africa

Archaeologists have claimed that a huge long-lost lake along the White Nile may have aided humans in their exodus from Africa.

Ice age to interglacial period: Greatest climate change

The greatest climate change ever recorded by the world over the last 100,000 years has been the transition from the ice age to the warm interglacial period.

Sea levels may rise much higher, says study

Sea levels may rise much higher than previously thought, suggests a new study on fossil corals, which shows how warmer climes in the past promoted dramatic melting of polar ice sheets.