The sci.* hierarchy is a major class of newsgroups in Usenet, containing all newsgroups whose name begins with "sci.", organized hierarchically.

sci.* groups discuss various scientific and research issues.

List of sci.* groups edit

Newsgroup Topic
sci.aeronautics aeronautics
sci.agriculture agriculture
sci.answers answers to science or scientific questions
sci.astro astronomy
sci.bio biology
sci.chem chemistry
sci.cognitive cognitive science
sci.cryonics cryonics
sci.crypt cryptography
sci.electronics electronics
sci.engr engineering
sci.fractals fractals and chaos theory
sci.geo.earthquakes earthquakes, volcanoes, tsunamis, and other geological and seismic events
sci.geo.geology geology
sci.geo.meteorology meteorology and weather phenomena
sci.lang languages and linguistics
sci.life-extension life extension
sci.logic logic and mathematical logic
sci.math mathematics
sci.med medicine
sci.military.naval naval science
sci.optics optics and light sciences
sci.optics.fiber fiber optics
sci.physics physics
sci.physics.electromag electromagnetic phenomena
sci.physics.relativity theory of relativity
sci.research scientific research
sci.space.policy general spaceflight and space policy
sci.space.shuttle science and engineering of the Space Shuttle
sci.techniques scientific technique

See also edit