January 10, 2015 Earth Science
While tornadoes are a severe weather phenomenon which can be found everywhere in the world except Antarctica, nearly all tornadoes occur in the middle latitudes of the world. In particular, roughly ninety percent of the world’s tornadoes occur in the…
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January 10, 2015 Medical Science
First formulated by Manfred Eigen, the existence of quasispecies is a fascinating offshoot of the evolutionary theory. A typical species reproduces offspring with the same genotype. Although mutations do occur, they do so relatively infrequently, and the children of mutants…
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January 10, 2015 Earth Science
Seeing the trail of devastation and destruction in Victoria, Australia this week (February 2009) it is hard to imagine that anything good can come of a forest fire. Wild fires like this are relatively common in many of the warmer,…
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Proteins are an essential building block of every cell and are ubiquitous throughout the cell. They are involved in almost every process in the cell, from forming structural components to catalyzing reactions to cell signalling and interactions. Proteins are made…
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January 10, 2015 Earth Science
United Nations Food and Agriculture Organization (FAO) planners have indicated that organic production of foods will be the only means possible to provide enough food for growing world populations in future years. Factory farming, or non-organic food production, requires a…
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Fatty acids may sound harmful and toxic to the human body but in all reality they are actually required to maintain healthy levels of liquid in blood. Fatty acids are produced when fats from food are broken down. Fatty acids…
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In the simplest sense, homoeopathic remedies are unscientific because there is no evidence from well designed, controlled clinical trials that homoeopathic remedies perform better than placebo. They cannot thus be regarded as evidence-based treatments. Moreover, homoeopathic remedies are unscientific because…
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January 10, 2015 Earth Science
Groundwater is important to people for two very simple reasons. It is predominantly the water that we drink, and it is the water that nurtures and supports, either directly or indirectly, the food that we eat. Can we legitimately consider…
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January 10, 2015 Earth Science
Groundwater is an important alternative to surface water. Sadly, this was not fully recognised until late in the 20th century when population pressures, variable rainfalls and increasing polluted water sources forced a search for alternatives. Groundwater, the forgotten, hidden resource…
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January 10, 2015 Medical Science
The question of whether humans “should” be cloning other humans is one fraught with moral and ethical implications. Until a few years ago it was a question that dealt with science in the fictional realm, but today it deals with…
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