Jonathan Berkheim
- Indexed articles, last 90 days
- 1
- Latest publication
- Aug 22, 2026
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- Aug 22, 2026
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Why gold never rusts: Scientists uncover its atomic secret (opens the original)
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The Statue of Liberty has stood at the entrance to New York Harbor for nearly 140 years, instantly recognizable by its green color. But when the monument was unveiled in 1886, it looked very different.Its surface was the warm metallic color of copper, the material from which it was made. Over nearly three decades, oxidation gradually covered the statue in a thick layer of patina, a term for compounds that form on materials during prolonged oxidation. The exact chemical composition of such layers
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