Buildings and bridges are examples of structures. When making a structure, it’s important to use simple ways to make it strong. Buildings, bridges, tunnels. All of these are structures that are ...

NEW YORK — Researchers have uncovered a simple structure from the Stone Age that may be the oldest evidence yet of early humans building with wood. The construction is basic: a pair of ...

The simple structure — found along a riverbank in ... to keep food or firewood dry or perhaps as a base on which to build a dwelling. A digging stick and other wooden tools were found at the ...

an excavation team uncovers a wooden structure found on a riverbed near a waterfall in Zambia in 2019. The pair of crossed logs may be the oldest evidence of early humans building with wood ...