Library of the Health Sciences lists extended hours The Library of the Health Sciences will be open extended hours, from 7:30 a.m. to 10 p.m. Friday, Oct. 3, and from 10 a.m. to 10 p.m. Saturday, Oct. 4. -- April Byars, Administrative Assistant, Library of the Health Sciences, abyars@medicine.nodak.edu, 777-3893