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Marjorie Lee Browne: Black Woman Mathematician

Marjorie Lee Browne, an educator and mathematician, was one of first two (or three?) black women to receive a doctorate in mathematics in the United States, 1949. In 1960, Marjorie Lee Browne wrote a grant to IBM to bring a computer to a college campus-one of the first such college computerss, and likely the first at any historically black college.
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Advices

2015 Hurricane Names

Below you will find the listing of hurricane names for the Atlantic Ocean for the year 2015. For every year, there is a pre-approved list of tropical storm and hurricane names. These lists have been generated by the National Hurricane Center since 1953. At first, the lists consisted of only female names; however, since 1979, the lists alternate between male and female.
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Life

Points of the Compass

The directions of the compass in Spanish are vaguely similar to those of English and ultimately come from the same Indo-European roots. However, Spanish also has synonyms for some of the directions as well as special adjective forms that should be learned. Lists of Spanish Words for Directions of the Compass The primary points of the compass include: norte - north este (or, less commonly, oriente ) - east sur - south oeste (or, less commonly, occidente )- west As in English, the directions can be combined to indicate intermediate points: nornoreste - north-northeast noreste - northeast estenoreste - east-northeast estesudeste - east-southeast sudeste - southeast sudsudeste - south-southeast sudsudoeste - south-southwest sudoeste - southwest oestesudoeste - west-southwest oestenoroeste - west-northwest noroeste - northwest nornoroeste - north-northwest In some areas, the use of sur- as the stem meaning "south" is preferred, so you'll also hear the variations such sureste and suroeste alone as well as in combination forms such as sursureste .
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Action Steps to Take Against Earthquakes

On the 100th anniversary of the Great San Francisco Earthquake of 1906, thousands of scientists, engineers and emergency management experts gathered in San Francisco for a conference. From that meeting of the minds came 10 recommended "action steps" for the region to take against future earthquakes. These 10 action steps apply to society at all levels, including individuals, businesses, and governments.
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Info

Powerful Female Pharaohs of Egypt

The rulers of ancient Egypt, the pharaohs, were almost all men. But a handful of women also held sway over Egypt, including Cleopatra VII and Nefertiti, who are still remembered today. Other females ruled as well, although the historical record for some of them is scant at best-especially for the first dynasties that ruled Egypt.
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The Difference Between a Simple and Compound Tree Leaf

One of the most fascinating aspects of tree morphology, meaning the way in which individual specimens are shaped, is the study of the shape of individual leaves. All trees, whether grown ornamentally or in the wild, have a leaf structure that can be classified as either simple, pinnately compound, double or bi-pinnately compound, or palmately compound.
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