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The Rupes Nigra ("Black Rock"), a phantom island, was believed to be a black rock located at the Magnetic North Pole or at the geographic North Pole itself. Described by Gerardus Mercator as 33 French miles in size, it provided a supposed explanation for why all compasses point to this location.
Inventio Fortunata (also Inventio Fortunate, Inventio Fortunat or Inventio Fortunatae), "Fortunate, or fortune-making, discovery", is a lost book, probably dating from the 14th century, containing a description of the North Pole as a magnetic island (the Rupes Nigra) surrounded by a giant whirlpool and four continents.
In 2007, the latest survey found the pole at During the 20th century it moved 1,100 km (680 mi), and since 1970 its rate of motion has accelerated from 9 to 52 km (5.6 to 32.3 mi) per year (2001–2007 average; see also polar drift ).
The Dow's losses amount to roughly 3%, or more than 1,500 points, in the past nine trading sessions. The index has fallen from a record close of 45,014 on Dec. 4 to 43,499 as of Tuesday's close.
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Eye Opener: Update on possible motives in Wisconsin school shooting 2 Republicans voted to release Ethics Committee's report on Matt Gaetz misconduct, sources say
About the Donald Trump rally today in Green Bay Trump is expected to speak at about 6 p.m. at the Resch Center. An advisory for the event suggested he would center his remarks on the economy.
Mercator's 1569 map was a large planisphere, [3] i.e. a projection of the spherical Earth onto the plane. It was printed in eighteen separate sheets from copper plates engraved by Mercator himself. [4]