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Tycho Brahe’s silver nose was actually made of brass

Recently the remains of Danish astronomer Tycho Brahe were exhumed to determine his real cause of death (he wasn't poisoned). Separate tests have also revealed that his famous silver nose prosthetic was actually made of brass. In another finding, the team reported that the silver nose piece Brahe famously wore after

Tracing the origins of ancient coins

By bombarding ancient Greek and Roman coins with subatomic particles to determine their metallic makeup, researchers are able to pinpoint exactly where the metal was mined from. "As we learn more about the artifact we come to understand the coin itself a little better. And the other shoe to