Preventing Children from Accessing Pornography on the InternetThe Supreme CourtFighting for FreedomsUsing Illegal CommunicationProtecting PornographyPreventing Children from Accessing…
IN TRAININGON THE MENUEVASPACE MEDICINEFIND OUT MORESince Yuri Gagarin became the first spaceman in 1961, hundreds of space travellers, or astronauts (called cosmonauts if Russian), have…
Droughts are unusually long periods of insufficient rainfall. Since ancient times droughts have had far-reaching effects on humankind by causing the failure of…
Turkey Profile
Note: Most of Turkey is part of the Asian continent, but a relatively small area (bordering Greece and Bulgaria) is part of the European land mass.…
Zimbabwe Zimbabwe Profile More Geographic Information Country Profiles Flags World Geography World Statistics U.S. State Profiles U.S. Cities U.S. Geography U.S. Statistics…
Zambia Zambia Profile More Geographic Information Country Profiles Flags World Geography World Statistics U.S. State Profiles U.S. Cities U.S. Geography U.S. Statistics…
Born: 1876Birthplace: Angola, N.Y. Apparatus for treating air—Carrier developed the first safe, low pressure centrifugal refrigeration machine using non-toxic, nonflammable refrigerant. By…
Born: 1917Birthplace: New York City Bifurcated vaccination needle—Until 1967 smallpox killed at least 2 million people annually. In 1980 the World Health Organization declared that smallpox had…
