This research aims at identifying the obstacles facing graduate students when they use the Internet for the purposes of scientific research by answering the following questions: 1 - What are the obstacles faced by graduate students while using the Internet for research purposes? 2 - Is there a difference between the answers of graduate students as regardschallenging the obstacles they face when using the Internet for the purposes of scientific research? The research employs descriptive analytical method by using questionnaires composed of (30) distributed over three areas, the research found the following results: 1 - Most resolution phrases constituted obstacles to graduate students when using the Internet for the purposes of scientific research substantially and medium. 2 - There are no statistically significant differences between the mean of graduate students’ answers at the University of Damascus concerning their challenge for degrees of constraints of Internet use in scientific research; there are significant differences between the mean of students’ answers concerning their challenge for degrees of constraints of Internet use in scientific research due to the academic variable level in favor of Ph.D. students.