NASA's NuSTAR spacecraft, launched in June of 2012, uses technology developed in part by Lawrence Livermore National Laboratory to take pictures of the sky in the most energetic X-rays ever to be focused. Bill Craig and Michael Pivovaroff talk about the innovative technology at the heart of NuSTAR and discuss some of the exciting science results from the first few months of NuSTAR's mission. Series: "Field Trip at the Lab: Science on Saturday" [Science] [Show ID: 25748]