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Mysterious tomb with two antennae finally dated
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Mysterious tomb with two antennae finally dated

Now, researchers have finally dated a remarkable tomb in Western Sahara to around 4,400 years ago. The 54.5-metre stone structure has an oval mound with two long limestone arms, and its undisturbed burial held the remains of one person alongside four ostrich-egg-shell beads. Earlier dating attempts failed because the bones had no collagen, but researchers later used their mineral content to reach matching age estimates. And here's the thing: this reliable date gives archaeologists a valuable new clue about the prehistoric communities who built antennae tumuli across the Sahara.
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