Sponsor: OSU Extension & The Ohio State University College of Food, Agricultural, and Environmental Sciences Ever wondered how a kaleidoscope turns a few simple beads into endless, colorful patterns?

Introduces the concept of light through the character Ray, a personification of light beams. Ray explains the origins of light, its crucial role in visibility, and how it interacts with various ...

Hornof, D., Helm, V., de Dios Rodriguez, E. et al. A snapshot of relativistic motion: visualizing the Terrell-Penrose effect. Commun Phys 8, 161 (2025). https://doi ...

Stefano Arlaud does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...