In 1959 nine hikers died at Dyatlov Pass in the Ural Mountains. What the evidence shows,…
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The Voynich Manuscript: Facts, Theories and Decoding Attempts
The Voynich Manuscript is a 15th-century book written in an unknown script. What we know about…
Devil’s Kettle Falls: Minnesota’s Disappearing Waterfall Explained
At Devil's Kettle in Minnesota, half a river seems to vanish into a hole. How a…
The origins of the Wow! Signal: What Was Detected in 1977 and the Main Theories
In 1977 the Big Ear radio telescope picked up the Wow! signal, the most famous candidate…
The Bermuda Triangle: Disappearances, Myths and What Science Says
Flight 19, USS Cyclops and other famous Bermuda Triangle cases, the myths around them, and what…
Endangered Languages: Why They Disappear and How They Are Saved
About 40% of the world's 7,000 languages are endangered. Why indigenous languages disappear, which ones are…
Mysterious Sounds Recorded in the Deep Ocean
The Bloop, the Upsweep, the biotwang and other strange sounds recorded in the deep ocean, and…
The World’s Strangest Natural Phenomena
Discover the most bizarre and captivating natural wonders on Earth. From blood-red waterfalls to sailing stones,…
Ancient Civilizations That Disappeared: What Really Happened
The Indus Valley, Minoans, Olmecs, Ancestral Puebloans and Mycenaeans all declined. What archaeology says about why,…
