Domesticated chillies may have seasoned cuisine more than 6,000 years ago.

When it comes to cuisine, some traditions are sacred. A Thai curry, for example, should be spicy enough to make your eyes water and your nose run. The heat from Korean kim chi simply must sizzle your tastebuds and leave you gasping for relief. Now archaeologists have found that New World farmers may have established blistering traditions like these much earlier than we thought.

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