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Spherical Astrolabe - Museum of the History of Science (circa.1480-1481) This Astrolabe is made of brass with the inscriptions, hour lines, meridians and circles of altitude in silver; the rotating star map is made of brass, laminated with silver on the ecliptic and equatorial circles.

In April of 2016, scientists captured this video of a marine species so surreal-looking that it seems Photoshopped, but it’s actually real footage of an unknown species of jellyfish that lives 2.3 miles deep in the Marianas Trench. Source Source 2