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whale

(Encyclopedia) whale, aquatic mammal of the order Cetacea, found in all oceans of the world. Members of this order vary greatly in size and include the largest animals that have ever lived. Cetaceans…

House of Representatives, 111th Congress

Below is the composition of the 111th Congress' House of Representatives, following the 2008 midterm elections. In the following lists, the numeral indicates the congressional district…

The House of Representatives

In the following lists, the numeral indicates the congressional district represented; AL is for representatives at large. All terms run from Jan. 2007 to Jan. 2009. See also: Current and historical…

Scientists: Physical Sciences

  Notable Scientists: Physical Sciences Astronomers, astrophysicists, chemists, and physicists     Jump to a category:…

Inventions and Discoveries

Adrenaline: (isolation of) John Jacob Abel, U.S., 1897. Aerosol can: Erik Rotheim, Norway, 1926. Air brake: George Westinghouse, U.S., 1868. Air conditioning: Willis Carrier, U.S., 1911.…