#HeavyMetal
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RT @sciam
For a long time, no one knew how “heavy metals” formed—or showed up on Earth. Now some new evidence finally points the way to an answer.

🎙️ Narration + Writing: @ClaraMoskowitz
📽️ Animation + Design: @jasondrakeford
🎞️ Production: @Jeffdelviscio
https://twitter.com/sciam/status/1611081277595332608