Europa's icy surface and possible ocean beneath it may emit a glow into space. Credit: NASA/JPL-Caltech/SETI Institute By replicating conditions that may be present on the surface of Europa, one of ...
Scientists in China have created rainbow, glow-in-the-dark succulents by injecting colorful "afterglow" particles into the leaves that absorb, and then gradually release, light. The luminescent ...