1. The article is about a research program conducted by NASA on nuclear gas core propulsion.
2. It was published in 1993 and was funded by the NAG3-1293 contract grant.
3. The authors of the article are Nils J. Diaz, Edward T. Dugan, and Samim Anghaie from the University of Florida in Gainesville, FL, United States.
The article is generally reliable and trustworthy as it is written by three authors from the University of Florida who have expertise in this field and it has been published by NASA which is a reputable source for scientific information. However, there are some potential biases that should be noted when reading this article. Firstly, the authors may be biased towards their own research as they are affiliated with the university where the research was conducted and they may be inclined to present their findings in a positive light. Additionally, since this article was published in 1993, some of its information may no longer be relevant or accurate due to advances in technology since then. Furthermore, there is no mention of any potential risks associated with nuclear gas core propulsion which could lead readers to believe that it is completely safe when this may not necessarily be true. Finally, there is no discussion of any counterarguments or alternative views on nuclear gas core propulsion which could provide a more balanced perspective on the topic.