Biology of Bitterness To many people, grapefruit is palatable only when doused in sugar. Bitter Blockers like adenosine monophosphate could change that. A.There is a reason why grapefruit juice is served in little glasses: most people don’t want to drink more than a few ounces at a time. aringin, a natural chemical compound found in …
Western Immigration of Canada A By the mid-1870s Canada wanted an immigrant population of agricultural settlers established in the West. No urban centres existed on the prairies in the 1870s, and rural settlement was the focus of the federal government’s attention. The western rural settlement was desired, as it would provide homesteads for the sons …
Memory and Age {A} Aging, it is now clear, is part of an ongoing maturation process that all our organs go through. “In a sense, aging is keyed to the level of vigor of the body and the continuous interaction between levels of body activity and levels of mental activity,” reports Arnold B. Scheibel, M.D., whose …
British Architecture 2 A. Architecture is about evolution, not revolution. It used to be thought that once the Romans pulled out of Britain in the fifth century, their elegant villas, carefully-planned towns and engineering marvels like Hadrian’s Wall simply fell into decay as British culture was plunged into the Dark Ages. It took the Norman Conquest of …
World Ecotourism in the developing courtiers A The Ecotourism Society defines ecotourism as “a responsible travel to natural areas which conserves the environment and improves the welfare of local people”. It is recognised as being particularly conducive to enriching and enhancing the standing of tourism, on the basis that this form of tourism respects the …
Ancient Storytelling A It was told, we suppose, to people crouched around a fire: a tale of adventure, most likely-relating some close encounter with death; a remarkable hunt, an escape from mortal danger; a vision, or something else out of the ordinary. Whatever its thread, the weaving of this story was done with a prime …
Communication in Science A Science plays an increasingly significant role in people’s lives, making the faithful communication of scientific developments more important than ever. Yet such communication is fraught with challenges that can easily distort discussions, leading to unnecessary confusion and misunderstandings. B Some problems stem from the esoteric nature of current research and the …
Mystery in Easter Island A One of the world’s most famous yet least visited archaeological sites, Easter Island is a small, hilly, now treeless island of volcanic origin. Located in the Pacific Ocean at 27 degrees south of the equator and some 2200 miles (3600 kilometers) off the coast of Chile, it is considered to …
Museum Blockbuster A Since the 1980s, the term “blockbuster” has become the fashionable word for the special spectacular museum, art gallery or science centre exhibitions. These exhibitions have the ability to attract large crowds and often large corporate sponsors. Here is one of some existing definitions of a blockbuster: Put by Elsen (1984), a blockbuster …
Facial Expression 1 A A facial expression is one or more motions or positions of the muscles in the skin. These movements convey the emotional state of the individual to observers. Facial expressions are a form of nonverbal communication. They are a primary means of conveying social information among aliens, but also occur in most …
