Zhang Heng Built a Seismoscope in 132 CE
The Chinese scientist's device is thought to have detected distant earthquakes.
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Tecnología Antigua45 vistas
The Pharos of Alexandria Was One of the Seven Wonders
Built in the 3rd century BCE, the lighthouse stood roughly 100 meters high.
Tecnología Antigua47 vistas
Romans Heated Buildings With a Hypocaust
Hot air flowing beneath floors and through walls warmed baths and villas.
Tecnología Antigua43 vistas
The Lycurgus Cup Contains Gold and Silver Nanoparticles
The 4th-century Roman glass appears green in reflected light and red when lit from behind.
Tecnología Antigua51 vistas
Roman Aqueducts Carried Water Over Long Distances
Structures such as the Pont du Gard in France still stand today.