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The Zambezi river is 1,700 miles long from its source to its mouth on the shores of the Indian Ocean. It was formed during the volcanic upheavals of the Jurassic period about 150 million years ago, when an old river was split into two. The Zambezi is the fourth-largest river in Africa. It rises in […] Read More


Suddenly the most aggressive of the marshland birds appeared…a Crested Screamer. The Crested Screamer is remarkable for his strident cry and his skin which had thousands of tiny air sacs beneath the surface that increase its ability to float. Although his feet are not webbed, he struts effortlessly through the fields of water hyacinths like […] Read More


The Yellow River is China’s most important river in the North. The soil along much of the river is yellow in color, and that’s what gives the river its name. As we cruise down the Yellow River. . . look closely at the mulberry leaves that grow along the banks. You may find them covered […] Read More


Yale University was founded in 1701 as the Collegiate School, in Killingworth, Connecticut. In 1716, the school moved to New Haven and, with the generous gift by Elihu Yale of nine bales of goods, 417 books, and a portrait and arms of King George I, was renamed Yale College in 1718 […] Read More


Someone else knew about “Operation Orient” in Washington, Ambassador Oshmima’s message home were being decoded and read. In Toyko, Prime Minister Tojo and the Japanese government were cautious about accepting Operation Orient. The army was still smarting from its defeat in Manchuria. The imperial navy favored seizing the oil rich European colonies in Asia but […] Read More


November 12, 1941–Russian Winter Takes Toll on German Soldiers   On this day, the temperature on the Moscow front plummeted to twelve degrees centigrade below zero. For the first time, Soviet ski troops were launched into action. For many German soldiers, frostbite emerged as an unexpected, crippling foe. SS General Eicke reported back to headquarters […] Read More


The “wildflower meadow in a can” idea suddenly zoomed into prominence almost as soon as the idea of including wildflowers in managed landscapes came into being. Sealing seeds in a can is a good idea, provided the cans are stored at cool temperatures. At the very least, seeds can be protected from undesirable humidity. But […] Read More


In 1946, ventilation standards for U.S. buildings were reduced by two-thirds — from an exchange rate of 30 cubic feet of air per minute per person, to a rate of 10 cubic feet of air. The old ventilation standard — enforced by law in 22 states — was swept aside by a new architectural concept: […] Read More


Part of selecting a university is knowing what the campus looks like: its classrooms, its lecture halls, its recreational facilities, its student housing. Of course, we think the UCLA campus is both beautiful and brawny. We’ve got the picturesque buildings and grounds, but we also have state-of-the-art computing facilities, Web portals personalized to your specifications, […] Read More


#1: During the breeding season, male wild turkeys gobble, strut, and preen their iridescent feathers, all to attract the attention of eligible mates. But apparently the single most attractive feature to females is not a male’s power suit or macho strut, but his snood–a fleshy appendage above his beak that can stretch to twice its […] Read More