Source: Wikipedia
Stonehenge is among the most studied structures on the planet. Construction began around 3000 BCE and continued in phases across roughly two millennia, and the monument has been surveyed,…
Ordinary lightning is well understood. It is a fast, enormous electrical discharge, it lasts a fraction of a second, it leaves physical traces, and it can be measured, photographed, and…
In the Southern Hemisphere summer of 1997, a team from the National Oceanic and Atmospheric Administration was doing routine work: monitoring an array of underwater microphones, or hydrophones, positioned to…
Source: Wikipedia
From ground level they are odd but unremarkable: bare, roughly circular patches of soil in dry grassland, each one somewhere between two and fifteen meters across, fringed by a…
Source: Wikipedia
In the spring of 1974, farmers working land in Lintong District, near Xi'an in Shaanxi Province, were digging a well when they hit something hard. It was a fragment…
Source: Wikipedia
Some scientific mysteries involve exotic, hard-to-reach subjects: distant stars, deep ocean trenches, particles too small to see. The mystery of the eel is not like that. Eels are ordinary.…