Ice Age return, comet impact hypothesis, and the catastrophe that may have erased an advanced civilization 12,800 years ago.
Comprehensive pillar guides exploring the most important topics in ancient archaeology and alternative history. Each guide provides 2,000+ words of in-depth analysis covering key evidence, competing theories, related archaeological sites, and expert perspectives. From ancient civilizations and lost cities to alternative archaeology and ancient technology, these guides serve as essential starting points for understanding humanity's most fascinating archaeological mysteries. Every guide includes FAQ sections addressing common questions, internal links to related content across the platform, and structured data for optimal search visibility.
The Younger Dryas is one of the most dramatic climate events in Earth's recent history — a sudden return to Ice Age conditions approximately 12,800 years ago that lasted about 1,200 years. Its cause and consequences remain intensely debated. ## What Was the Younger Dryas? Between roughly 12,800 and 11,600 years ago, global temperatures plunged suddenly after a period of warming following the Last Glacial Maximum. In the Northern Hemisphere, temperatures dropped by 7-8 degrees Celsius within decades — possibly within a single human lifetime. The Younger Dryas takes its name from Dryas...