This week, Skeptically Speaking looks to the stars that light up the night sky, and fuse hydrogen and helium into the elements that make life possible. Science writer Jennifer Ouellette examines the possible evidence of ancient supernovae in bacterial fossils. Astrophysicist Ethan Siegel explains the controversy surrounding the so-called black hole firewall paradox. And astronomer Pamela Gay of CosmoQuest discusses the impact of U.S. sequester budget cuts on her research and outreach.