Editor’s Note: Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Archaeologists have unearthed the oldest ...

By Katie Hunt, CNN (CNN) — Archaeologists have unearthed the oldest known wooden structure, and it’s almost half a million years old. The simple structure — found along a riverbank in Zambia ...

(CNN) — Archaeologists have unearthed the oldest known wooden structure, and it’s almost half a million years old. The simple structure — found along a riverbank in Zambia — is made up of two ...