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Sheridan, Philip Henry

(Encyclopedia) Sheridan, Philip Henry, 1831–88, Union general in the American Civil War, b. Albany, N.Y. Although not a brilliant general, Sheridan's flair for leadership and his ready fighting…

Jurassic period

(Encyclopedia) Jurassic periodJurassic periodjərăsˈĭk [key] [from the Jura Mts.], second period of the Mesozoic era of geologic time, lasting from 213 to 144 million years ago. At the start of the…

Triassic period

(Encyclopedia) Triassic periodTriassic periodtrīăsˈĭk [key], first period of the Mesozoic era of geologic time (see Geologic Timescale, tablegeologic timescale, table) from 205 to 250 million years…

Chemistry: Heterogeneous Equilibria

Heterogeneous EquilibriaChemistrySolution Chemistry/emical EquilibriaWhat Is an Equilibrium?Equilibrium ConstantsHeterogeneous EquilibriaDisturbing Equilibria: Le Chtelier's Principle All of the…

Cretaceous period

(Encyclopedia) Cretaceous periodCretaceous periodkrĭtāˈshəs [key], third and last period of the Mesozoic era of geologic time (see Geologic Timescale, tablegeologic timescale, table), lasting from…

Weather: How It Happens

How It HappensWeatherHurricanes: The Greatest Storms on EarthIt's Different in the TropicsHow It HappensThe Name GameHurricane ForecastingThe Triple Threat The hurricane story begins with a cluster…

Other Symptoms

Anxiety, psychosis, mood disturbances, and cognitive impairments are among the most common and disabling manifestations of mental disorders. It is important, however, to appreciate that…

Space Fungus?

Even in sterile space craft, bacteria thrive by David Johnson Fungus thrive in spacecraft like this module, part of the International Space Station. (Source:NASA) Related Links Day One at…

Book Nine

Book Nine   He who acts unjustly acts impiously. For since the universal nature has made rational animals for the sake of one another to help one another according to their deserts, but in…