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Science News Archive May 2006 - Page 10


Page 10 of 15

Scientists describe new African monkey genus – first in 83 years

A team of international scientists has discovered a new African monkey genus, Rungwecebus kipunji, through collaborative research. The species, found in Tanzania's high-altitude forests, exhibits distinct physical characteristics and is closely related to baboons, highlighting the need for conservation efforts to protect its vulnerable...

SourceField Museum·JournalScience·DateMay 11, 2006

A bone of contention in drug-induced osteomalacia

Researchers found that SXR inhibits VDR-mediated CYP24 activity in mice, contradicting previous studies. In humans, rifampicin treatment increases CYP3A4 expression but has no effect on CYP24 expression, suggesting a complex regulatory mechanism.

SourceJCI Journals·JournalJournal of Clinical Investigation·DateMay 11, 2006

Scientists reveal fate of Earth's oceans

Researchers at the University of Manchester have identified seawater in volcanic gas samples from the Earth's mantle, supporting the theory that seawater is subducted deep into the Earth. The study reveals that up to 10% of the Earth's oceans have been absorbed into the planet since its formation.

SourceUniversity of Manchester·JournalNature·DateMay 10, 2006

Our racial identity affects who we see

Researchers found that visual perception is influenced by one's racial group membership, with Black-primed and White-primed biracial individuals differing significantly in their search patterns. The study demonstrates the malleability of visual perception to top-down influences.

SourceBlackwell Publishing Ltd.·JournalPsychological Science·DateMay 10, 2006

Young adults happier than adolescents

A seven-year study tracked changes in psychological well-being among 18-25 year olds, finding that young adults experience improved mental health over time. The research also revealed that women close the gap with men in terms of depressive symptoms and self-esteem by age 25.

SourceUniversity of Alberta·JournalDevelopmental Psychology·DateMay 10, 2006

World's tiniest test tubes get teensiest corks

University of Florida scientists develop tiny test tubes that can be easily opened and closed to deliver targeted chemotherapy drugs to cancer cells. By using biodegradable materials and amino-modified nanotubes, the researchers aim to improve the effectiveness of cancer treatment while minimizing side effects.

SourceUniversity of Florida·JournalJournal of the American Chemical Society·DateMay 10, 2006

Monster hurricanes

Researchers found that only half of the increase in strong hurricanes over the past 25 years can be attributed to rising water temperatures, suggesting other factors are at play. A temperature threshold must be crossed before a weak tropical cyclone can become a monster hurricane.

SourceUniversity of Virginia·JournalGeophysical Research Letters·DateMay 10, 2006

Species mapping revolutionized

The study introduced a new method for accurately mapping species distributions, leading to significant advancements in understanding population dynamics and habitat requirements. This innovation has crucial implications for effective conservation strategies, enabling scientists to target specific areas for protection.

SourceBlackwell Publishing Ltd.·JournalEcography·DateMay 10, 2006

Wasps queue for top job

A recent study reveals that wasp helpers are more likely to take risks when they have a better chance of becoming the next queen or breeder. Brighter wasps face a fundamental trade-off between helping and ensuring their own survival, ultimately leading them to become lazier as their future reproductive success increases.

SourceUniversity College London·JournalNature·DateMay 10, 2006

Study casts doubt on claims that the medical malpractice system is plagued by frivolous lawsuits

A recent study published in The New England Journal of Medicine suggests that nearly 70% of medical malpractice claims involve serious injury or error, contradicting common portrayals of frivolous lawsuits. However, the study also highlights significant administrative costs and lengthy processing times for legitimate claims.

SourceHarvard T.H. Chan School of Public Health·JournalNew England Journal of Medicine·DateMay 10, 2006

Impaired vision common in US

A recent study estimates that 1 in 8 individuals aged 12+ in the US have impaired vision, with a prevalence of 6.4%. The majority can achieve good corrected visual acuity, but disparities exist among certain groups.

SourceJAMA Network·JournalJAMA·DateMay 9, 2006

Nature vs Nintendo: Video games or national parks

A study by University of Illinois Chicago researchers found a significant correlation between the rise of video games and internet use, as well as rising fuel prices, and a decline in U.S. national park visits. The study suggests that increased home entertainment activity may be contributing to a decrease in outdoor activities.

SourceUniversity of Illinois Chicago·JournalJournal of Environmental Planning and Management·DateMay 9, 2006

Copying nature could save us energy, study shows

A recent study compared how natural 'machines' and man-made technologies overcome similar problems, revealing that only 5% of natural machines rely on energy in the same way. Instead, insects, plants, birds, and mammals use the structure and organization of their body parts and behavior to solve problems.

SourceUniversity of Bath·JournalJournal of The Royal Society Interface·DateMay 9, 2006

How Internet addiction is affecting lives

Internet addiction is increasingly affecting people's lives, leading to negative consequences such as divorce and physical symptoms like cyber shakes. Recognizing this addiction will allow for appropriate treatment, enabling therapists to address technological addictions and their associated issues.

SourceBlackwell Publishing Ltd.·JournalPerspectives In Psychiatric Care·DateMay 9, 2006