Most galaxies are assumed to have at their heart a supermassive black hole that draws in vast amounts of surrounding matter. As this matter is sucked in, it releases energy in the form of intense x-ray emissions that in some ...
Astronomy
Dec 5, 2014
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During the end of the last ice age, there were dramatic changes in rainfall across a vast swath of Africa. As the world's large ice sheets receded in northern and southern latitudes, rainfall in much of Africa increased dramatically, ...
Earth Sciences
Dec 5, 2014
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In traditional Indigenous Australian society, healers used plants in tandem with precise ritual. Thousands of years later, we're beginning to understand the science underlying these medicines.
Ecology
Dec 5, 2014
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Researchers at the Dresden University of Technology in Germany have proposed the first broadband amplifier using vertical inductors. All circuits are built from passive components, and improved chip design requires passive-component ...
Electronics & Semiconductors
Dec 5, 2014
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Two University of Wyoming researchers have found that scaling of cell and nuclear sizes shortly after fertilization contributes to the regulation of gene transcription and cell cycle elongation in African clawed frogs. Such ...
Cell & Microbiology
Dec 5, 2014
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Fujitsu Laboratories Ltd. announced that it has developed sensing middleware that can simplify development of low-power sensing applications needed by wearable devices. This will enable the creation of a usage environment ...
Engineering
Dec 5, 2014
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Penicillin, the wonder drug discovered in 1928, works in ways that are still mysterious almost a century later. One of the oldest and most widely used antibiotics, it attacks enzymes that build the bacterial cell wall, a ...
Cell & Microbiology
Dec 5, 2014
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As the cold weather sets in, a quantitative analysis on particulate matter (PM) in Delhi has highlighted that residents are exposed to significantly higher levels of air pollutants in the Indian capital during winter than ...
Environment
Dec 5, 2014
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For decades, flying cars have featured in our visions of what futuristic cities might look like. Now EU-funded researchers with the MYCOPTER project have developed a steering system that makes helicopters as easy to control ...
Engineering
Dec 5, 2014
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For many of us, it's easier to comprehend complex processes when they are expressed visually. That was the impetus for artist Gary Schroeder in creating this wonderful hand-sketched infographic for NASA's Exploration Flight ...
Space Exploration
Dec 5, 2014
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