The British people look back at Margaret Thatcher. The Panama Canal changes ownership. China College students in China fight for political freedom. Reaching for the Sky Former astronauts tell how to prepare for a career in space. Life in East Germany has evolved with the new democratic government.
Poor people are often unable to access a clean water supply.
The Kennebec River is reborn after a small dam is removed. Scientists study the habits of elephants in central Africa. Scientists talk about booking travel tours through space in the future. Sue the Dinosaur Chicago has a dinosaur named Sue. Theodore Roosevelt Teddy Roosevelt was a determined, energetic man.