Metal-organic frameworks hold great promise: extracting water from air, degrading toxic chemicals and even capturing air pollution. They are so fantastic, their development won this year's Nobel Prize. UC San Diego Professor of Chemistry Seth Cohen answers everyone's burning question: what are they exactly?

You may have heard about the health benefits of tracking your steps. But what is the right number of steps? Are some types of stepping better for you than others? Mackenzie Long, a personal trainer in physical therapy and sports medicine at the Mayo Clinic Health System in La Crosse and Onalaska, Wisconsin, explains.  

Cal Poly Kinesiology and Public Health Department Professor Joni Roberts shares her thoughts on differences between learning in California and Africa. Roberts is spending the year in Malawi, Africa on a Fulbright Program fellowship. In her Ed Source article titled "What California’s college students can learn from foreign countries’ educational cultures" she writes: "Structure is cultural. When we impose our rhythms abroad, we risk missing the deeper experience of connection and reciprocity that global learning can offer."