The dermis, the skin's next layer, is a thick layer of fibrous and elastic tissue (made mostly of collagen, elastin, and fibrillin) that gives the skin its flexibility and strength. The dermis contains nerve endings, sweat glands and oil (sebaceous) glands, hair follicles, and blood vessels.
James Madison, Father of the U.S. Constitution. Portrait of James Madison. In May, 1787 the 55 Delegates to the United States Constitutional Convention set off to Philadelphia, Pennsylvania. Traveling in the late 18th century wasn't easy, and what would take modern Americans just hours took the Founding Fathers weeks.
Future President James Madison is born on this day in 1751 in Port Conway, Virginia. Madison, one of the key drafters of the U.S. Constitution and the Bill of Rights, became Americaâs fourth president in 1809. He is considered the Father of the Constitution, though he humbly referred to its...