The Description of the Human Body He believed the heat of the heart somehow caused all movement of the body. Blood vessels he realized were pipes, he saw that veins carried digested food to the heart. (This was brought further by William Harvey. Harvey developed the idea of the circulation of the blood.) Descartes felt that an energetic part of blood went to the brain and there gave the brain a special type of air imbued with vital force that enabled the brain to experience, think and imagine. This special air then went through the nerves to the muscles enabling them to move. The Description of
I Need to Know (Tom Petty and the Heartbreakers song) Following Tom Petty's death on October 2, 2017, Local H have been playing the song in concert. I Need to Know (Tom Petty and the Heartbreakers song) "I Need to Know" is a song written by Tom Petty and recorded by American rock band Tom Petty and the Heartbreakers. It was released in 1978 as the first single from their second album "You're Gonna Get It!". It peaked at #41 on the "Billboard" Hot 100 singles chart in 1978. This song as well as "Listen to Her Heart" was already being played live in concert as early as June 14,