Steam digester Torricelli and further developed by German scientist Otto von Guericke with his Magdeburg hemispheres. Guerike's demonstration was documented by Gaspar Schott, in a book that was read by Robert Boyle. Boyle and his assistant Robert Hooke improved Guericke's air pump design and built their own. From this, through various experiments, they formulated what is called Boyle's law, which states that the volume of a body of an ideal gas is inversely proportional to its pressure. Soon the ideal gas law was formulated. Based on these concepts in 1679 a Boyle's associate, named Denis Papin, built a "bone digester", which is
Why Does the Sun Shine? (The Sun Is a Mass of Incandescent Gas) Brothers Band for their 1973 album, "Brothers and Sisters". The third track, "Whirlpool", is a song written by alternative rock band Meat Puppets, and can be found on their 1991 album, "Forbidden Places". The fourth and final track, entitled "Spy", is the lone original track on the EP. It was later re-recorded for the band's successive studio album, "John Henry", released in 1994. Why Does the Sun Shine? (The Sun Is a Mass of Incandescent Gas) Why Does the Sun Shine? (The Sun Is a Mass of Incandescent Gas) is an EP by alternative rock band They Might Be Giants,