Why are some people smarter than others? A new article describes how certain aspects of brain structure and function help determine how easily we learn new things, and how learning capacity contributes to individual differences in intelligence.
Archive for July 19th, 2009
Researchers report an important advance in the understanding of electrical conduction through single molecules.
Studies have reported an increasing incidence of thyroid cancer since 1980. One possible explanation for this trend is increased detection through more widespread and aggressive use of screening tests. Researchers found incidence rates increased for all sizes of tumors, suggesting that screening is not the only explanation for the rise.
A group of chemicals found in many fruits and vegetables, as well as tea, cocoa and red wine, could protect the brain from Alzheimer's disease, a dementia expert reports.
Suspending a life in time is a theme that normally finds itself in the pages of science fiction, but now such ideas have become a reality in the annals of science.
A method for printing a toxin-detecting biosensor on paper has been developed. The process involves formulating an ink like the one found in computer printer cartridges but with special additives to make the ink biocompatible.
On July 11, public celebrations will mark the 800th anniversary of the completion of London Bridge. Now, a new study has uncovered a tale of corruption, mismanagement, financial crisis and a property crash that resulted in the downfall of the Old London Bridge -- the capital’s last ‘living bridge’.
Drifting across the world's oceans are a group of unicellular marine microorganisms that are not only a crucial source of food for other marine life -- but their fossils, which are found in abundance, provide scientists with an extraordinary record of climatic change and other major events in the history of the Earth.
For the last six years, doctors have faced a dilemma about whether to treat men at risk of prostate cancer with the drug finasteride. Now new research appears to show that the drug did not cause those more aggressive forms of prostate cancer but simply made them easier to diagnose. The findings suggest that doctors can be less cautious in use of finasteride.
Researchers have drawn together 200 years' worth of oceanographic knowledge to investigate the distribution of a notorious deep-sea giant - the king crab. The results reveal temperature as a driving force behind the divergence of a major seafloor predator; globally, and over tens of millions of years of Earth's history.
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