A video that tells the creation of the science from a historical perspective. It tells the story of how we went from alchemists to chemists, who understood the law of conservation of mass as proposed by a decapitated aristocrat, and explains how we came to have a greater understanding of how chemical compounds work and eventually a complete understanding of what atoms and molecules are.
Posted in Chemistry
A video which discusses the complicated reasons why the United States spends so much more on health care than any other country in the world, and along the way reveals some surprising information, including that Americans spend more of their tax dollars on public health care than people in Canada, the UK, or Australia.
Posted in Health care in the United States