Recent sightings: Campus warm-up March 13, 2015 Share  Photo: Bryce Richter A still-frozen Lake Mendota and the lack of chairs at the Memorial Union Terrace weren’t enough to deter members of the UW–Madison community from soaking in the sun on a 64-degree day. Editor’s picks Half a million Badgers and counting UW–Madison has reached the milestone of 500,000 living alumni. See how they’re spreading the Wisconsin Idea around the state, country and world. Scrolling for answers Hundreds of Wisconsin teens are helping UW researchers study the effects of social media. The findings could be transformative. Growing the future UW–Madison’s research stations help Wisconsin farmers stay on agriculture’s leading edge. A global hub for Hollywood history UW–Madison’s Wisconsin Center for Film and Theater Research preserves priceless materials from the entertainment industry.