For the study of BioNanoScience: Topic Issue on "Biohydrogel - 2018" of BioNanoScience Magazine, published in Springer Publishing, Department of Engineering, Faculty of Chemical Engineering and Technology, Department of Metallurgical and Materials Engineering, Prof. Mehmet S. Eroğlu PhD and Assoc. Prof. Oğuzhan Gündüz was selected as Guest Editors. We congratulate them and wish them success. Researchers working at Biohydrogel in our university are expected to submit their scientific studies to BioNanoScience Magazine.