1,800 years ago China had one of the most intriguing technologies. Now is the point of resuscitating the dragon that detects earthquakes

Almost two thousand years ago, during the Han dynastythe Chinese scholar ZHANG HENG He designed a device that, according to historical chronicles, could detect distant earthquakes and even point out his address. That invention, called HouFeng Didong Yiit was a mechanical gadget that had the dragon as the main actor. Now China is about to … Read more

7,000 earthquakes in recent days, 11,000 evacuated and the possibility that the worst is to come

After evacuating more than 11,000 people, half of the island’s population, Greece has had to declare the state of emergency on the island of Santorini. For two weeks, the island has suffered thousands of earthquakes. Only on January 4, there were 1,300 with magnitudes greater than 1. Only yesterday, smoke more than 200 and 28 … Read more

The earth’s crust is disappearing under California. The test is in its earthquakes

The border between the mantle and the land cortex is a region that attracts interest of numerous geologists. Being so close and so far from the reach of the instruments that these scientists use perhaps a certain mysticism to this region, but above all, because the dynamism of The interactions Among the outermost layers of … Read more

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