Medicine, Russia

Teams of physicians with experience in varying specialties work from polyclinics or outpatient

Einstein's Mass–energy Relation

In physical theories prior to that of special relativity, mass and energy were viewed as distinct entities. Furthermore, the energy of a body at rest could be assigned an arbitrary

Uighur

The Uighur language is part of the

Habitat

Place where an organism or a community of organisms lives, including all living and nonliving factors or conditions of the surrounding environment. A host organism inhabited by parasites is as much a habitat as a terrestrial place such as a grove of trees or an aquatic locality such as a small pond. The smallest topographic unit of a habitat with a characteristic

Spruce Knob

Highest point in West Virginia, U.S., located in the Allegheny Mountains in the eastern part of the state, about 25 miles (40 km) southeast of Elkins. Spruce Knob lies at an elevation of 4,863 feet (1,482 metres) at the southern end of Spruce Mountain, a ridge extending northeast-southwest along the western edge of Pendleton county. The peak, accessible by road from nearby Judy Gap, is within