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Word of the day is ratiocination : Reasoning, conscious deliberate inference; the activity or process of reasoning. Thought or reasoning that is exact, valid and rational. A proposition arrived at by such thought.

ratiocination , n : Reasoning, conscious deliberate inference; the activity or process of reasoning. Thought or reasoning that is exact, valid and rational. A proposition arrived at by such thought.

The Woman Who Smashed Codes: America’s Secret Weapon in World War II How "know-nothings" Elizebeth Smith Friedman and William F. Friedman became the greatest codebreakers of their era.

Article of the day is Saturn. Check it out: http://ift.tt/1oWeX6W

The Article of the day for October 12, 2017 is Saturn . Saturn is the sixth planet from the Sun and the second-largest in the Solar System, after Jupiter. Named after the Roman god of agriculture, it is a gas giant with an average radius about nine times that of Earth. Although it has only one-eighth the average density of Earth, it is over 95 times more massive. The planet probably has a core of iron–nickel and rock, surrounded by a deep layer of metallic hydrogen, an intermediate layer of liquid hydrogen and liquid helium, and a gaseous outer layer. Ammonia crystals give the upper atmosphere a pale yellow hue. Electrical current within the metallic hydrogen layer is thought to give rise to the planetary magnetic field. Wind speeds can reach 1,800 km/h (500 m/s), higher than on Jupiter, but not as high as on Neptune. A prominent ring system with nine continuous main rings and three smaller arcs is composed mostly of ice particles, with some rocky debris and dust. Saturn has hundreds

The Woman Who Smashed Codes: America’s Secret Weapon in World War II

Picture of the day on October 12, 2017: Set of Gedore No. 7 combination wrenches in 6 to 19 mm sizes.