[ad_1] Shape, color and brilliance. These are the three most salient visual characteristics of an object. Currently, 3D printers can reproduce shape and color reasonably well. The shine, however, remains a challenge. This is because 3D printing hardware is not designed to handle the different viscosities of paints that give …
Read More »Solved the 16-year-old cosmic mystery by revealing a stellar missing link
[ad_1] Image of the Blue Ring Nebula, composed of expanding (blue) hydrogen gas expanding from a central star, which is the remnant core of a stellar fusion. Shockwave filaments from the fusion event are displayed in red. Image: NASA / JPL-Caltech / NASA / JPL-Caltech / M. Seibert (Carnegie Institution …
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