admin on February 6th, 2009

A missing link in the evolution of the front claw of living scorpions and horseshoe crabs was identified with the discovery of a 390-million-year-old fossil.

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A new study identifies specific chromosomal regions linked to auditory visual synesthesia, a neurological condition characterized by seeing colors in response to sounds. The research makes major strides towards identifying the genes that underlie synesthesia and may eventually lead to improved understanding of typical and atypical cognitive development.

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Engineers have designed and tested a versatile, low-mass robot that can rappel off cliffs, travel nimbly over steep and rocky terrain, and explore deep craters. This prototype rover, called Axel, might help future robotic spacecraft better explore and investigate foreign worlds such as Mars. On Earth, Axel might assist in search-and-rescue operations.

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Researchers have discovered a molecule on the surface of immune cells which plays a critical role in cancer rejection.

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admin on February 6th, 2009

In an attempt to minimize the potential risks — such as blackouts — of USA’s growing dependence on renewable energies, scientists are developing a wind power forecasting model for the country. The platform for wind power prediction will be linked to a decision support methodology for network operators that will help reduce wind power production [...]

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Despite the great cultural, physical, and genetic diversity found amongst the numerous West Central African human populations that are collectively designated as “Pygmies,” a new report finds that they diverged from a single ancestral population just about 2,800 years ago.

Continue reading about Despite Their Diversity, Pygmies Of Western Central Africa Share Recent Common Ancestors

admin on February 6th, 2009

Space dust annoys astronomers just as much as the household variety when it interferes with their observations of distant stars. And yet space dust also poses one of the great mysteries of astronomy.

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The simple recipe scientists earlier discovered for making adult stem cells behave like embryonic-like stem cells just got even simpler. A new report shows for the first time that neural stem cells taken from adult mice can take on the characteristics of embryonic stem cells with the addition of a single transcription factor. Transcription factors [...]

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Millions of homes in rural areas of far Eastern countries are heated by charcoal burned on small, hibachi-style portable grills. Scientists in Japan are now reporting development of an improved “biomass charcoal combustion heater” that they say could open a new era in sustainable and ultra-high efficiency home heating.

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Compared to dialysis patients living near sea level, dialysis patients living at an altitude higher than 4,000 feet have a 12-15 percent lower rate of death, according to a new article.

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