All aspects of the safety of engineered systems. Discussions about the environment and ecology. Geography sci.geo.earthquakes For discussion of earthquakes and related matters. Discussion of meteorology and related topics. All aspects of petroleum and the petroleum industry.
Languages sci.lang Natural languages, communication, etc.
The Japanese language, both spoken and written. Mathematical discussions and pursuits. All aspects of cardiovascular diseases. Amyotrophic Lateral Sclerosis research and care. The practice of obstetrics by midwives.