A huge 4,000-year-old Bronze Age hexagonal pyramidal structure has been discovered in Kazakhstan, which is apparently the first pyramidal structure ever discovered on the Eurasian steppes.

† ‡ † Department of Chemistry, and ‡ Center for Condensed Matter Sciences, National Taiwan University, Taipei 10617, Taiwan § Institute of Atomic and Molecular Sciences, Academia Sinica, Taipei 10617, ...