For the human structure that took 2000 years to build ... considering the wall covers a span of 13,171 miles. It was the ...

Some of the first human beings to arrive in Tasmania, over 41,000 years ago, used fire to shape and manage the landscape, about 2,000 years earlier than previously thought.

Scientists have found the first genetic instructions hardwired into human DNA that are linked to being left-handed. The instructions also seem to be heavily involved in the structure and function ...