Sor Juana Inés de la Cruz was making the case for women's equality long before the cause had a name: Born in the mid-seventeenth century in San Miguel Nepantla, Mexico, the convent was the perfect environment for Sor Juana to pursue intellectual pursuits, achieving renown as a mathematician, poet, philosopher, and playwright.

Despite Japan's relative isolation from world trade at the time, the prolonged peace during the Tokugawa shogunate produced an almost explosive expansion of commerce.

Even though the overall consumer price index did not change in April, indicating the absence of any general inflation or deflation, prices in several categories of merchandise have fallen over the last several months.

Over a range of frequencies from 100 to 5,000 hertz, monkeys and marmosets have a hearing sensitivity remarkably similar to humans, above which the sensitivity begins to differ.

Whether they will scale back their orders to pre-2003 levels or stop doing business with us altogether depends on whether the changes that their management has proposed will be fully implemented.

In 1974 a large area of the surface of Mercury was photographed from varying distances, which revealed a degree of cratering similar to that of the Moon's.

On the tournament roster are listed several tennis students, most all of which play as good as their instructors.

Of all the record companies involved in early jazz, the three most prominent were Columbia, Victor, and OKeh.

An analysis of tree bark all over the globe shows that chemical insecticides have often spread thousands of miles from where they were originally used.

Literacy opened up entire realms of verifiable knowledge to ordinary men and women having been previously considered incapable of discerning truth for themselves.