Our environmental expert Lawrence Gunther tells us about a proposal to build an enormous new oil sands mine in Alberta. Community reporter JR Bjornson calls in from Red Deer, Alberta to tell us how he marked World Braille Day yesterday. Tech expert Mike Agerbo calls in from the Consumer Electronics Show in Las Vegas to tell us about a few of the quirkier inventions on display. Karen Magee and Mark Phoenix join me for our weekly news quiz. UC Berkeley Researchers Restore Vision in Mice Through Gene Insertion, Dave tells us more in the accessible story roundup.