For most people seeing a total solar eclipse is a once in a lifetime experience. But for scientists it can be a fleeting chance to understand something deeper about their field of research. Madeleine Finlay meets solar scientist prof Huw Morgan, of Aberystwyth University, and Adam Hartstone-Rose, professor of biological sciences at NC State University, to find out what they hoped to learn from 8 April’s four minutes of darkness.. Help support our independent journalism at <a href="https://www.theguardian.com/sciencepod">theguardian.com/sciencepod</a>