Which institution includes radio televisions and movies

How did the kansas-nebraska act contradict the missouri compromise?

When copernicus changed the way we think about the solar system, he did so not by discovering new information, but by looking differently at information already available. edward jenner's discovery of a smallpox vaccine occurred when he shifted his focus to disease prevention from the then more common emphasis on cure. history is replete with breakthroughs of this sort?

Tannen wrote this essay in 1993. is it outdated, or is it even more relevant today? consider her thesis in light of other cultures or ethnicities or time periods. in a country where women's choices in dress are restricted by social mores, for example, is tannen's claim applicable?