plasma fixed boundary
21String theory — This article is about the branch of theoretical physics. For other uses, see String theory (disambiguation). String theory …
22QCD matter — Quark matter or QCD matter (see QCD) refers to any of a number of theorized phases of matter whose degrees of freedom include quarks and gluons. These theoretical phases would occur at extremely high temperatures and densities, billions of times… …
23geology — /jee ol euh jee/, n., pl. geologies. 1. the science that deals with the dynamics and physical history of the earth, the rocks of which it is composed, and the physical, chemical, and biological changes that the earth has undergone or is… …
24nervous system, human — ▪ anatomy Introduction system that conducts stimuli from sensory receptors to the brain and spinal cord and that conducts impulses back to other parts of the body. As with other higher vertebrates, the human nervous system has two main… …
25Universe — For other uses, see Universe (disambiguation). Physical cosmology …
26sun — sunlike, adj. /sun/, n., v., sunned, sunning. n. 1. (often cap.) the star that is the central body of the solar system, around which the planets revolve and from which they receive light and heat: its mean distance from the earth is about 93… …
27Voyager program — This article is about the unmanned space probes of the 1970s. For other uses, see Voyager. The trajectories that enabled Voyager spacecraft to visit the outer planets and achieve velocity to escape our solar system The Voyager program is a U.S… …
28eye, human — ▪ anatomy Introduction specialized sense organ capable of receiving visual images, which are then carried to the brain. Anatomy of the visual apparatus Structures auxiliary to the eye The orbit The eye is protected from mechanical injury… …
29Möbius strip — This article is about the mathematical object. For musical group, see Mobius Band (band). A Möbius strip made with a piece of paper and tape. If an ant were to crawl along the length of this strip, it would return to its starting point having… …
30Microphone — For the indie film, see Microphone (film). Microphones redirects here. For the indie band, see The Microphones. A …
