After a decade-long search, some scientists say a growing number of clues point to the existence of a hidden planet in the Kuiper Belt beyond Neptune — and they may soon have the opportunity to find ...
Hubble Space Telescope observations of white dwarf star G238-44 has shown that it is "consuming both rocky-metallic and icy material, the ingredients of planets," according to NASA's Goddard Space ...
Ancient humans harnessed our star's potential in many ways ... for the first time with a thin-film photovoltaic solar cell (made of cadmium telluride and clocking in at 15.9% efficiency). A year after ...