The 70m-wide crater appeared after the explosion lit up the sky
Residents on the Taimyr, Siberia peninsula saw the sky glowing after a booming explosion near 100km, leading to the birth of a mysteriously expanding mysterious crater.China - America cooperates to research and exploit ice in the East Sea
Xinhua News Agency reported that China's Ministry of Energy said that China and the United States are deploying a cooperative research on how to exploit fire ice, which is expected