- Early humans in the Kalahari were as innovative as their coastal neighbours Griffith News
- Ancient eggshells and a hoard of crystals reveal early human innovation and ritual in the Kalahari The Conversation AU
- People living 100000 years ago spent time collecting crystals New Scientist News
- Somebody in the Kalahari had a crystal collection 105,000 years ago Haaretz
- Ancient southern Kalahari was more important to human evolution than previously thought The Conversation CA
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