In the year 132 AD, Zhang Heng unveiled a marvel that would captivate the ancient world: a seismoscope that redefined the very understanding of earthquakes. This exquisite bronze vessel, adorned with eight magnificent dragon heads, each ready to drop a bronze ball into the waiting mouth of a frog, boasted a sophisticated mechanism that astounded onlookers. Initially met with skepticism, the device quickly silenced its critics when it accurately detected an earthquake, as a ball fell from one of the dragons, pointing westward. Remarkably, messengers confirmed days later that a quake had indeed occurred in that direction, affirming the seismoscope’s remarkable accuracy. When the ground trembled, the ingenious inner workings of the seismoscope sprang to life, sending a dragon into action to release its ball into the frog’s mouth, deftly indicating the epicenter of the disturbance. This extraordinary blend of artistry and engineering not only demonstrated Zhang Heng’s profound grasp of th

by Qudirat February 23, 2025, 8:07 pm 25 Views