Antarctica has actually become a kind of space station – a unique observation post for detecting important changes in the world‘s environment. Remote from major sources of pollution and the complex ge...
Mass transportation revised the social and economic fabric of the American city in three fundamental ways. It catalyzed physical expansion， it sorted out people and land uses， and it accelerated the i...
The past ages of man have all been carefully labeled by anthropologists. Descriptions like ‘ Palaeolithic Man’， ‘Neolithic Man’， etc.， neatly sum up whole periods. When the time comes for anthropologi...
Imagine asking a presidential candidate to sit down for a sensitivity session on gay and lesbian issues. That’s exactly what we did last week in Austin， Texas. George W. Bush invited us， a dozen gay R...
Browse through the racks of dresses， skirts， and tops in almost any trendy clothing store in Argentina， and whether your find something that fits depends on your size， but shops carry few—if any – opt...
Part of the scientific faith of the late nineteenth century was the view that there was one and only one scientific method.This method，argued writers like Karl Pearson in his Grammar of Science，was th...
We threaten punishments in order to deter crime.We impose them not only to make the threats credible but also as retribution (justice)for the crimes that were not deterred.Threats and punishments are ...
It is easy to be in favor of multicultural and global education，in principle.If only we understood where other people were coming from—if only we had more sensitivity to their cultures—we might not be...
When Governor Davis signed a bill this week authorizing stem cell research in California，he set the stage for possible conflict with the federal government.Behind this polarized controversy，too often，...
Adolescence is supposed to be full of ups and downs.But when the downs become persistent and obvious，it may signal a more serious psychological condition.Between 6% ~ 8% of American teenagers suffer f...