Do we really know how gravity and magnetism operate?
StenBlog
It depends entirely on what you mean by knowledge. This figure (Credit:NASA/Conceptual Image Lab) shows magnetic field lines and the graded decrease of Earth’s gravity in an artistic rendition. We know how both of these work in considerable detail. Our theories for gravity and magnetism allow us to describe the essential physics of systems from … Continue reading Do we really know how gravity and magnetism operate? →