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USA- United States of America a federal republic composed of 50 states. English is the default language of American government and the sole language spoken at home by 80% of Americans aged five and older. It is the official language of at least 28 states. The 48 contiguous states and Washington, D.C., are in central North America between Canada and Mexico.
The territories are scattered about the Pacific Ocean and the Caribbean Sea. At 3.8 million square miles and with over 320 million people, the country is the world's third largest by total area and the third most populous. It is one of the world's most ethnically diverse and multicultural nations, the product of large-scale immigration from many countries. The geography and climate of the United States are also extremely diverse, and the country is home to a wide variety of wildlife.
The United States is a developed country and has the world's largest national economy by nominal and real GDP, benefiting from an abundance of natural resources and high worker productivity. Moreover, it ranks among the top 10 in the world in several measures of economic well-being, including average wage, Human Development Index, and per capita GDP. While the U.S. economy is considered post-industrial, the country continues to be one of the world's largest manufacturers. U.S. technology industry Provides state-of-the-art technology and solutions to meet the needs of the operational components of the Department of Homeland Security and other first emergency agencies. Includes customer-focused and output-oriented RDT&E programs that balance risk, cost, impact, and time to delivery.
The United States has been a leader in scientific research and technological innovation since the late 19th century. United States of America in Medical research may involve doing research into public health, biochemistry, clinical research, medical sciences, microbiology, genetics, genomics, gene therapy and research into many other mutation carrying DNA gene regulations. Stanford University, Harvard University, Yale University, Princeton University, University of Pennsylvania, Columbia University, University of Chicago, Brown University, Dartmouth College, Cornell University, Pomona College, Georgetown University USA has vast research background in the field of genomics many medical journals are published from USA with high impact factor a variety of medical journals exists for each respective medical specialty. The list of journals can also be organized by specialty. Journals may also be found in dedicated sections in the articles of the medical fields of interest. USA has Nobel laureates of about 30 plus several institutes in the country including all the states mentioned above.