THE CORE OF OUR GALAXY, seen in infrared light by the Spitzer Space Telescope. Blue light is from stars, green light is from polycyclic carbon molecules, yellow and red light is from the thermal glow of warm dust. This image spans approximately 1000 light
Ethiopian opal is still a new gemstone. Ethiopian opal is quite unique and different from more common Australian and Mexican opal. Not many people know about this opal yet. I am a gem cutter and have worked.
In the scientists at NASA's Ames Research Center conducted three different studies into how humanity might build colossal space colonies in the form of giant stations. See the wild ideas put to form in these vintage NASA artist illustrations.
Ammolite with all colors of the rainbow - rare - The Bearpaw Formation of southern Alberta, Canada - has revealed two species of Placenticeras ammonite, whose organic shell mineral aragonite had not been converted to stable calcite