It’s a composite image of an area of space known as the Hubble Ultra-Deep Field, and it took hundreds of hours to produce using the telescope’s Wide Field Camera 3. The observations revealed ...

The Shenditake 1 well, in the Tarim oilfield in western China’s Xinjiang Uygur autonomous region, is the first “ultra-deep” well in Asia, Xinhua reported on Thursday. “We took 270 days to ...

“Even American companies have been interested in exploring areas which are ultra deep within the archipelago ... exploration near the Malampaya gas field, the country’s only operational ...