as his family called him, received his first science book at the age of ten, he was hooked; nevertheless, he still had to keep working at the farm chores. He was very studious and managed to obtain university scholarships. Throughout his university days in New Zealand, he studied and invented high-frequency electrical circuits and worked with radio waves. After he graduated with his Master’s degree, he looked for a [...] , he decided that without a good job, they could not afford to get married. Failing to get a job, he went back to his parents’ farm to help with the work. ...
of heat was instrumental in defining the first law of thermodynamics, which describes the conservation of energy. Two stories, which stress different aspects of the scientific work, will provide insight into Joule's set of experiments by which he determined the ratio of heat and mechanical work. Joule and Energy The immediate use of solar energy is indeed known for quite some time already
Dalton and the atoms Listen John Dalton was a happy man. He had always wanted to teach, although in the 18th century, this was somewhat unusual for someone from his social status. He was born as the son of a weaver who owned a small piece of land, and like many children of his era, John had to work from the very early age. However, he finally had made it: Since a couple of years, or, to be more precise, since the year 1793, he finally had a position as a lecturer of Mathematics and Natural Philosophy in the New Col-lege of Manchester