One interesting theory on the cause of manic depression or bipolar disorder is that there is a super-fast biological clock located in the hypothalamus, in the center of the brain, which is actually a tiny cluster of nerves called the supra chiasmatic nucleus or SCN.
Since the release of the first novel, Harry Potter and the Philosopher's Stone, on 26 June 1997, the books have found immense popularity, critical acclaim and commercial success worldwide.
Harry Potter is a fictional character in the immensely popularchildren's book series written by J.K Rowling. Although the booksare classed as children's books, a large part ofâ¦ the fandom isteens and adults. When he was one year old, Harry Potter became the only person toever survive the killing curse when Lord Voldemort attempted tokill him.