Not only do the sinkholes look like they were punched out of the landscape ... Chinese state-owned magazine Sixth Tone. Tiankeng must also have steep sides and rivers — or the ghosts of ancient ...

Deep beneath the surface of Qiandao Lake, an ancient metropolis remains frozen ... Interest in the sunken city surged in 2011, when Chinese National Geography published breathtaking images of ...

Lunar soil samples collected by China's Chang'e-5 and Chang'e-6 missions from the moon displayed at the China Pavilion of ...