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This discovery changed what we know about life—and death—at Göbekli Tepe. The human skulls found at Göbekli Tepe could be the earliest known evidence of ritualized behavior, possibly even a “skull cult.” 📺 Watch the full film, "Stone Age Temple Mystery": https://www.pbs.org/wgbh/nova/video/stone-age-temple-mystery/ 📰 Stay up to date on the latest science discoveries, full episodes, articles, videos, and more by signing up for NOVA's newsletter here: https://to.pbs.org/4brCC7Y ▶️ Stream NOVA documentaries & more with PBS Documentaries on Prime Video: https://amzn.to/4hXBlsu 🛍️ Shop official NOVA 50th anniversary merch: https://nova-shop.org/ Follow on social for more NOVA content Twitter: https://twitter.com/novapbs Instagram: https://www.instagram.com/novapbs TikTok: https://www.tiktok.com/@novapbs