Chinese seismologists and archaeologists have announced that they have created a replica of "Didong Yi," the world's first seismograph. The announcement in Zhengzhou, also home to the seismograph's ...

A seismograph is an instrument used by scientists to measure the motions of the Earth's surface. A seismograph is a simple pendulum. When the ground shakes, the base and frame of the instrument move ...

For decades, China’s middle school students were introduced to the world’s first seismograph through an image in their history textbooks: a large, bronze urn with eight dragons perched the same ...

Chinese seismologists and archeologists have announced that they have created a replica of Didong Yi, the world's first seismograph. The announcement in Zhengzhou, capital of central China's Henan ...

Scientists have invented a "fossil seismograph," which examines geological formations to find historical patterns of earthquakes reaching far back into the ancient past. With this information, experts ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Deep underground in Townsend, Tennessee, hidden in a dark corner of ...

Scientists have gotten awfully good at the business of seismography. At any moment, the Global Seismograph Network (GSM), a web of 150 instruments arrayed around the world, is reliably taking the ...