Dokumentar – Great Natural Wonders of the World
juni 20, 2008 at 7:52 pm (Generelt)
Tags: Biologi, David Attenborough, dyr, naturen
Science Daily- Not Only Dogs, But Deer, Monkeys And Birds Bark To Deal With ConflictBiologically speaking, many animals besides dogs bark, according to evolutionary biologists, but domestic dogs vocalize in this way much more than birds, deer, monkeys and other wild animals that use barks. The reason is related to dogs' 10,000-year history of hanging around human food refuse dumps, she suggests.
- Scientists Characterizes New Syndrome Of Allergy, Apraxia, MalabsorptionScientists have revealed a new syndrome in children that presents with a combination of allergy, apraxia and malabsorption.
- Active Ingredient In Cannabis Eliminates Morphine Dependence In RatsInjections of THC, the active principle of cannabis, eliminate dependence on opiates (morphine, heroin) in rats deprived of their mothers at birth. The findings could lead to therapeutic alternatives to existing substitution treatments.
- Atrial Fibrillation Linked To Increased Hospitalization In Heart Failure PatientsPatients with atrial fibrillation, common in those with advanced chronic heart failure, have an increased risk of hospitalization due to heart failure, according to new research. The findings also suggest that atrial fibrillation is not associated with an increased risk of death in heart failure patients, contradicting previous assumptions.
- New Method May Help Allocate Carbon Emissions Responsibility Among NationsJust months before world leaders are scheduled to meet to devise a new international treaty on climate change, scientists have developed a new way of dividing responsibility for carbon emissions among countries. The approach is so fair, according to its creators, that they are hoping it will win the support of both developed and developing nations, whose lea […]
- Cosmetic Surgery Appeals To Men, Women With Appearance-based Rejection SensitivityResearchers have found that men and women who feel sensitive to rejection based on their physical appearance are more likely to express interest in having cosmetic surgery than those who are less sensitive to appearance-based rejection. This effect is particularly true when people recall negative comments about their physical appearance.
- Brain Emotion Circuit Sparks As Teen Girls Size Up PeersWhat is going on in teenagers' brains as their drive for peer approval begins to eclipse their family affiliations? Brain scans of teens sizing each other up reveal an emotion circuit activating more in girls as they grow older, but not in boys. The study shows how emotion circuitry diverges in the male and female brain during a developmental stage in w […]
- White Matter Changes May Predict Dementia RiskElderly people with no memory or thinking problems are more likely to later develop thinking problems if they have a growing amount of "brain rust," or small areas of brain damage, according to a new study.
- Bee Colony Collapse Disorder: New Bait Lures Varroa Mite To Its DoomVarroa mites, prime suspect in bee colony collapse disorder, could literally be walking into a trap --- thanks to a newly developed attractant.
- Two Dietary Oils, Two Sets Of Benefits For Older Women With DiabetesA study comparing how two common dietary oil supplements affect body composition suggests that both oils, by themselves, can lower body fat in obese postmenopausal women with Type 2 diabetes. The two oils compared were safflower oil, a common cooking oil, and conjugated linoleic acid, a compound naturally found in some meat and dairy products that has been a […]
- Not Only Dogs, But Deer, Monkeys And Birds Bark To Deal With Conflict
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