Affecting approximately 15 percent of all childbearing women, postnatal, or postpartum, depression is a psychiatric condition characterized by symptoms that range from mild "baby blues" to depressive psychosis. Typically developing in the days and weeks after a woman gives birth, the condition is thought to be influenced by both neurochemical and psychological factors, including hormonal changes and the stress of caring for a newborn infant. Can men suffer from postnatal depression?
Karl Marx & Frederick Engels
Back in the day
Pluto was discovered by the astronomer Clyde Tombaugh at the Lowell Observatory in Arizona while he was searching for "Planet X," a hypothetical planet that was believed to exist beyond Neptune. Pluto was long regarded as a planet, but following the discovery of other, larger Kuiper belt objects, astronomers recognized the need to reclassify Pluto. In 2006, the International Astronomical Union ended official recognition of Pluto as a planet. What is Pluto's current classification?
Born on a day like today
Morrison is an African-American writer and former editor for Random House whose work helped bring African-American literature into the mainstream. In 1988, she won the Pulitzer Prize for Beloved, which is now included in the canon of American literature, and she was awarded the Nobel Prize in Literature in 1993. Her fiction is noted for its poetic language, lush detail, and emotional intensity. Why did she call Bill Clinton "the first Black president"?