Artificial gills (human) — Artificial gills are devices that exist in science fiction, and being developed in reality, to extract oxygen dissolved in water, thus allowing humans to survive underwater.It is generally thought that they would be unwieldy and bulky, because of … Wikipedia
Gill — A gill is an anatomical structure found in many aquatic organisms. It is a respiration organ whose function is the extraction of oxygen from water and the excretion of carbon dioxide. The microscopic structure of a gill is such that it presents a … Wikipedia
Scuba set — A scuba diver in usual sport diving gear A scuba set is an independent breathing set that provides a scuba diver with the breathing gas necessary to breathe underwater during scuba diving. It is much used for sport diving and some sorts of work… … Wikipedia
Scuba diving — Not to be confused with Self contained breathing apparatus, which describes breathing sets used out of water. Scuba diver Scuba diving ( SCUBA originally being an acronym for self contained underwater breathing apparatus, now widely considered a… … Wikipedia
Black Manta — For the black project spyplane, see TR 3A Black Manta Black Manta Black Manta Art by David Finch Publication information … Wikipedia
Death Adder (comics) — Death Adder Death Adder. Art by Rick Bryant. Publication information Publisher Marvel Comics … Wikipedia
Liquid breathing — Intervention MeSH D021061 Liquid breathing is a form of respiration in which a normally air breathing organism breathes an oxygen rich liquid (such as a perfluorocarb … Wikipedia
Kagaku Sentai Dynaman — Dynaman redirects here. For the Mega Man enemy, see Robot Master. Kagaku Sentai Dynaman Genre Tokusatsu Created by … Wikipedia
evolution — evolutional, adj. evolutionally, adv. /ev euh looh sheuhn/ or, esp. Brit., /ee veuh /, n. 1. any process of formation or growth; development: the evolution of a language; the evolution of the airplane. 2. a product of such development; something… … Universalium
Fly fishing — in a river Fly fishing is an angling method in which an artificial fly is used to catch fish. The fly is cast using a fly rod, reel, and specialized weighted line. Casting a nearly weightless fly or lure requires casting techniques significantly… … Wikipedia