A homeowner stumbled onto a massive hidden pit in his woods — a vertical drop so deep the first rock he threw never made a sound. When we rigged ropes and descended, the cave revealed a second shaft ...

Abstract: In view of the high time-consuming and inefficiency polishing of diamond, this paper uses inductively coupled plasma (ICP) etching technology to treat the surface of single crystal diamond, ...

National Laboratory of Solid State Microstructures & Department of Materials Science and Engineering, College of Engineering and Applied Sciences, Nanjing University, Nanjing 210093, China National ...

Could the crystal skulls be more than ancient art could they be evidence of alien contact? From mysterious origins to impossible craftsmanship, this legend blurs the line between history and the stars ...

Crystal Palace manager Oliver Glasner has been speaking to BBC Match of the Day after his side grabbed another home win: "It was a great win and a very important win. We are really pleased that we ...