NASA relies on radio waves and other portions of the electromagnetic spectrum to communicate with the spacecraft that carry out the Agency’s space and science missions and to conduct day-to-day ...

How can we measure visible light? The electromagnetic spectrum includes all forms of light energy, known as electromagnetic radiation. (1) Different types of electromagnetic radiation such as radio ...

NASA's Sonny White and his collaborators have published experimental confirmation that the so-called EM drive produces thrust. If this technology fulfills its promise, it will transform public and ...