Discusses how a wide range of inventions, developments, and other factors created ideal circumstances for medicine to make huge advances in the Industrial Age.
Looks at the scientific ways of learning and experimentation of the Renaissance period to show what health and disease were like in the Old and New Worlds.
Describes the dramatic changes that have taken place in medicine since the start of the twentieth century, brought about by scientific discoveries and technological advances.
Discusses the issue of pollution and waste throughout the world, including the long- and short-term affects on the environment, worldwide government regulations on pollution, and how to reduce waste a
Presents an introduction to the solar system, describing its origin, planets, moons, the Sun, orbits, and the changes to it that will occur in the distant future.
Describes the building of the Three Gorges Dam on the Yangtze River in China, one of the largest and most expensive engineering projects ever, and discusses the benefits and problems caused by the dam
The race is about to start. The huge Olympic stadium in London is full of cheering spectators. The tension builds and builds until it turns into an unbearable expectant hush, seemingly descending from
