extinction

Fear Factor Found To Be Crucial In Shaping An Individual’s Personalit

...ve link between brain activity and structure, fear extinction and personality traits. Since earlier research has associated levels of extraversion and neuroticism – over sensitivity and emotional instability – with vulnerability to anxiety disorders, the current experiment focused on those traits. Most indivi...

Poisonous Gas Caused Mass Extinction

The largest ever mass extinction on earth may have been triggered by poisonous volcanic gas which erupted in Siberia 250 million years ago // , according to a new research. This must have happened before dinosaurs came into existence, towards the Permian era's end, when over two-thi...

Earth Will Feel The Impact Of Global Warming

...portant changes around the globe, including a mass extinction of deep-sea bottom-dwelling marine life. Fossil records indicate key migrations of terrestrial mammal species during this time-including evidence of the first horses and primates in North America and Europe, which were possibly allowed by warm con...

Neanderthals Vs. Early Modern Humans

...red similar hunting behavior but what led to their extinction was attributed to the nature’s process of evolution. it is said that individual set of population has its own distinct ability to acquire and exploit critical information pertaining to animal availability and behavior. to explain the existing...

Oceans May Turn More Acidic and Threaten Marine Life

...rs. Ocean acidification has the potential to cause extinction of many marine species." The oceans had been sub...inosaurs went extinct. The pattern that caused the extinction in the ocean was found to be around the same time when ocean acidification took place. According t...

PHC Doctors Tricked Tribal Women To Undergo Sterilization

...f the nine primitive tribes of the state facing an extinction threat. When Shoba's husband Umesh Pujhar came to know about it, he informed government officials and social organisations. "My wife was kept in the dark and doctors operated her without taking my consent. The doctors have committed a crime an...

Will The Tropical Forests Survive The Deforestation Scenario?

...he human population. This has resulted in complete extinction of the forest species. Humans in rural settings co...s that accelerate deforestation and result in mass extinction of the tropical forest species says S.J. Wright, Smithsonian Tropical Research Institute and H.C. Mu...

Pre-Clinical Study Suggests How Steroid Can Reverse Post-Traumatic Stress

... or relives an aversive scenario, a process called extinction creates a competing memory.” “We’re not erasing ...t glucocorticoids work specifically to enhance the extinction of fear memory, as opposed to other mechanisms affecting recall, such as eliminating the memory enti...

Test Tube Koalas !

... endangered species, it is listed as vulnerable to extinction in two Australian states, Queensland and New South Wales. The programme next aims to create the world's first koala sperm bank and this would enable researchers to screen out koala diseases. Scientists revealed that the technique of test-tube insem...

Strong Evidence Suggests Incidence Of Mating Of Ancestors With Neanderthals

...interbreeding with related species on the verge of extinction that resulted in the introduction of variant genes called alleles which has remarkably contributed to successful evolution of humans. Many other researchers in evolutionary biology have welcomed the findings of this current research which they suppor...

PM Stress the Need to Protect Health of Children

...erely compromise human health and may even lead to extinction of life on this planet. There are also a growing number of conflicts and terrorist attacks that threaten the peace and well-being of people in many parts of the world. Children and young persons are often the innocent victims of senseless and cruel v...

Madhya Pradesh Gets Tough on Sex Determination Tests

...ions do not improve, girls will be on the brink of extinction at these places," said another official, pointing out that the state's ratio (920 girls per 1,000 boys) was far below the national ratio of 933 girls per 1,000 boys. Source-IANS...

Protecting Oceans is Important to Keeping Planet Cool

...e. An example of an area threatened with virtual extinction is the Republic of Maldives, a chain of 26 atolls ...ore than one metre above sea level, and face total extinction within 100 years at the current rate of ice melt that is raising sea levels. The republic is home to...

One-sixth of Europe's Mammals Face Extinction, Warns Conservation Experts

...riteria. This means that they face a "high risk of extinction in the wild" if action is not taken, reports the N...ories. The Alpine ibex, which was hunted almost to extinction during the nineteenth century, has now rebounded to number more than 30,000. And the European bison,...

Climate Change Threatening to Wipe Out Wild Relatives of Key Crops

...of species would suffer. Jarvis further said the extinction of crop wild relatives threatened food production as they contained genes for traits such as pest resistance and drought tolerance, which plant breeders use to improve the performance of cultivated varieties. Wild crops are a valuable source of ge...

Extinction Risk of Grazing Animals Depends on Reproductive Speed

...ed geographic area does pose significant risks for extinction of a species, but under pressures of hunting, it's...wer the reproductive cycle, the higher the risk of extinction for large grazing animals, said evolutionary biologist Samantha Price, a postdoctoral fellow at the ...

Nemcova Turns Veggie to Save Fish

...cts in February after reading an article about the extinction of fishes. "I read that if we fish the way we fish, in 2048 there will be no more fish left, which is pretty soon. So it's a statement," Contactmusic quoted Nemcova, as saying. The Czech catwalk star insisted that that she felt a 'strong connecti...

Tuberculosis Drug Increases OCD Therapy Progress

...ncing progress of therapy sessions by accelerating extinction learning. The researchers are also working to see whether the drug helps people who want to quit smoking. The study was conducted by a team of researchers led by Matt Kushner at Researchers at the University of Minnesota. Researchers explaine...

First Drug for Post-traumatic Stress Disorder

... that change proteins) called Cdk5 facilitates the extinction of fear learned in a particular context. Convers...emories. "Remarkably, inhibiting Cdk5 facilitated extinction of learned fear in mice. This data points to a promising therapeutic avenue to treat emotional disor...

Size and Position of Floral Anther Plays a Vital Role in Pollination

..., as both plants and pollinators are threatened by extinction due to habitat loss and pollution from human activities. The recent alarm over the collapse of honeybee colonies has underscored the importance of insect pollinators not only to crops consumed by humans but also to plants that support the ecosystem...