About Melanoma of the Skin. Melanoma is a disease in which malignant (cancer) cells form in melanocytes (cells that color the skin). The skin is the body's largest organ. It protects against heat, sunlight, injury, and infection. Skin also helps control body temperature and stores water, fat, and vitamin D.bout Melanoma of the Skin. Melanoma is a disease in which malignant (cancer) cells form in melanocytes (cells that color the skin). The skin is the body's largest organ. It protects against heat, sunlight, injury, and infection. Skin also helps control body temperature and stores water, fat, and vitamin D.
Frederick Douglass has been called the father of the civil rights movement. He rose through determination, brilliance, and eloquence to shape the American nation. He was an abolitionist, human rights and women's rights activist, orator, author, journalist, publisher, and social reformer.
Powhatan, also called Wahunsenacah or Wahunsenacawh (died April 1618, Virginia [U.S.]), North American Indian leader, father of Pocahontas. He presided over the Powhatan empire at the time the English established the Jamestown Colony (1607). Powhatan had inherited rulership of an empire of six tribes from his father.