earthquake

John Milne and the History of Seismology

John Milne and the History of Seismology

On December 30, 1850, British geologist and mining engineer John Milne was born. He is best known for his invention of the horizontal pendulum seismograph (1894). Furthermore, he was one of the European scientists that helped organize the seismic survey of Japan in the last half of the 1800’s. “In comparison with ourselves our world is large, its mountains and valleys are gigantic excrescences on its surface, whilst the elevations and depressions,…
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Hagia Sophia of Constantinople

Hagia Sophia of Constantinople

On May 7, 558, the main dome of Hagia Sophia, Church of the Holy Wisdom and seat of the Orthodox patriarch of Constantinople, collapsed completely during an earthquake. Hagia Sophia is one of the greatest surviving examples of Byzantine architecture. Emperor Justinian I himself had overseen the completion of the greatest cathedral ever built up to that time, and it was to remain the largest cathedral for 1,000 years up until the…
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