The Northern Lights can be seen above Ice Camp Sargo during Ice Exercise (ICEX) 2016 at the Arctic Circle on March 15, 2016. https://www.rawpixel.com/image/3315561/free-photo-image-polar-bear-iceFree Image from public domain licenseThis image shows two states of a cuprate high-temperature superconductor simultaneously: Each circle represents the two… https://www.rawpixel.com/image/3322370/free-photo-image-physics-technology-superconductorFree Image from public domain licensePerimeter Institute for Theoretical Physics, Waterloo, Canada https://www.rawpixel.com/image/430675/free-photo-image-educational-building-architectureFree Image from public domain licensePerimeter Institute for Theoretical Physics, Waterloo, Canada https://www.rawpixel.com/image/430678/free-photo-image-facade-scientific-office-buildingFree Image from public domain licensePerimeter Institute for Theoretical Physics, Waterloo, Canada https://www.rawpixel.com/image/430676/free-photo-image-university-building-college-architectureFree Image from public domain license