This design has a black background and spheres in different colors. You can use this template for science presentations. Download it for free! This template is also suitable for sciene projects, like High Throughput Flow Cytometry technologies, you can use this to embed stain sustances on top, including images and photos. You can download free Sphere PowerPoint template if you are looking for sphere presentations or designs for your slides to be used in Science projects or other kind of projects.