Frigid temperatures in Philadelphia can’t keep the Mummers from their annual New Years strut. Meanwhile, outreach workers try to find shelter for the city’s homeless population. Steve Flath of the Academy of Natural Science of Drexel University joins the show to discuss a popular contender for the position of Pennsylvania’s state amphibian. A major infrastructure project in Johnstown has tensions rising. Derrick Pitts, chief astronomer at the Franklin Institute, looks ahead at the major events to expect in the skies of 2018.