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The Paradox of Drug Addiction |
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They are considered the rams of the dinosaur world. But the dome-headed dinosaurs were able to batter their heads only when teenagers, to avoid brain damage, as revealed by a new research published in the Palaeontologia Electronica journal. The pachycephalosaurs or thick-headed dinosaurs, not very large (up to 5 m (1... |
29 March 2008
06:20 GMT |
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Humans have been preoccupied to store and process information for a very long time. It allows humans to use the experience of the past generations and that of the others. The memory of each person defines him/her. Losing memory is like losing past and future, living in a continual present. Brain researches show that... |
29 March 2008
07:48 GMT |
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The smell of a certain perfume can make you remember a lost love, while some stenches can bring you back unpleasant memories about an annoying ex co-worker. A new research made at Northwestern University and published in the journal "Science" shows that emotions are strongly connected to the olfactory sense, which ca... |
31 March 2008
03:04 GMT |
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Nowadays, many people associate REM with the name of a rock band. But how many of you know that REM is actually an acronym for "rapid eye movement", defining a normal stage of sleep. REM sleep in adult humans normally comprises about one quarter of total sleep, meaning 90-120 minutes. During a normal night's sle... |
31 March 2008
03:45 GMT |
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It is largely believed that boys are educated to adopt male values: in movies or video games, the male heroes are killing machines with muscular hypertrophy that solve their problems through force, annihilating their opponents. Boys are punished more harshly than girls are, and parents expect them to be tough, protec... |
5 April 2008
03:57 GMT |
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Some males are 'dying' to have sex…literally! In praying mantises, soon after mating or during mating, the female starts devouring its partner, head first! Many spider males are in the same peril, so, in order not to fall victims to their sweeties, they deliver a large fly to their partners, which will keep... |
5 April 2008
05:10 GMT |
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Social stress induced by lower rank may be the factor that leads humans to drug consumption. At least, this is the case in monkeys, as revealed by a new research made at Wake Forest University School of Medicine and presented at Experimental Biology 2008 in San Diego. Dominant monkeys facing the same stress amount ha... |
7 April 2008
04:52 GMT |
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Imagine a person having a stroke. How will the stroke affect that person's reading skills? Well, this depends on the mother tongue. For example, Chinese-speakers and English-speakers process reading differently, thus they appear to have reading impairments connected to different brain nuclei. A new research publ... |
9 April 2008
04:54 GMT |
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Addiction is not just only severe issue with opioid drugs. Opioid drugs have been regarded as the perfect painkillers, but with one price: your sex life. These chemicals vary from morphine and heroin to papaverine, noscapine, cocaine and ephedrine. Their name comes from the fact that opioid drugs bind to specific opi... |
16 April 2008
14:06 GMT |
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Except the case of toad toxins (which, anyway, are used as drugs by very few people), all addictive foods and drugs, from chocolate and caffeine to nicotine, heroin and cocaine, represent plant poisons. Plants normally synthesize toxins for impeding their consumption by herbivores, and this is the paradox: instead of... |
17 April 2008
03:02 GMT |
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