At the beginning of the 20th century, the Arctic was still a vast, unexplored and unknown expanse of ice and snow to western ...

Tetralogy of Fallot (TOF) is a combination of four congenital (present at birth) heart defects that affect infants and children. The defects occur together and change the way blood flows through the ...

After months of delays, the S.S. United States will begin its journey to becoming the world's largest artificial reef. The ship will depart from Philadelphia on February 8th and arrive in Mobile ...