NASA / GSFC There is a large suite of scientific evidence that supports the picture of the expanding Universe and the Big Bang. The entire mass-energy of the Universe was released in an event lasting less than 10^-30 seconds in duration; the most energetic thing ever to occur in our Universe’s history. Looking out at
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DENVER, CO – JULY 03: Fireworks at the Independence Eve celebration at Civic Center Park celebration July 03, 2018. (Photo by Andy Cross/The Denver Post via Getty Images) Every Fourth of July, on the United States’ favorite cookout holiday, millions of Americans grill corn and barbecue hot dogs in celebration of the country’s independence. However, burgers and potato salad aren’t exactly
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Population genomics of bacterial host adaptation Population genomics of bacterial host adaptation, Published online: 04 July 2018; doi:10.1038/s41576-018-0032-z High-throughput sequencing technologies have enabled comparative analysis of large numbers of diverse bacterial genomes. Such studies are providing insights into the genomic changes that accompany changes in host specificity, with possible implications for controlling transmission of pathogenic
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The role of engram cells in the systems consolidation of memory The role of engram cells in the systems consolidation of memory, Published online: 03 July 2018; doi:10.1038/s41583-018-0031-2 Long-term episodic memory storage has been proposed to require a reorganization of neural circuits and networks in a process known as systems consolidation. Tonegawa and colleagues discuss
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Dr. Adrian Raine, clinical neuroscientist and Richard Perry University Professor in the Departments of Criminology, Psychiatry, and Psychology, is among the scientists researching the link between homicidal violence and damage to the prefrontal cortex of the brain. (Photo by Lawrence K. Ho/Los Angeles Times via Getty Images) This past April, criminal investigators and the field of
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(Photo by Will Powers/SOPA Images/LightRocket via Getty Images) Does anything other than light travel at the speed of light? originally appeared on Quora: the place to gain and share knowledge, empowering people to learn from others and better understand the world. Answer by Viktor T. Toth, IT pro, part-time physicist, on Quora: Anything massless would
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Tissue-specific functions of invariant natural killer T cells Tissue-specific functions of invariant natural killer T cells, Published online: 02 July 2018; doi:10.1038/s41577-018-0034-2 Here, the authors examine the functions of different subsets of invariant natural killer T (iNKT) cells. They explain how iNKT cells contribute to tissue homeostasis and protection against infection, with a focus on
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Breakdancing on actin Breakdancing on actin, Published online: 02 July 2018; doi:10.1038/s41580-018-0036-8 Two independent studies now show that polymerization of branched actin at DNA double-strand breaks (DSBs) mediates chromatin dynamics associated with homology-directed repair and is required for a robust and error-free DSB repair process.
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Researchers from Montreal’s National Institute of Scientific Research (INRS) just published a study in Optica detailing a new approach to invisibility cloaking. Their device, called a spectral invisibility cloak, is the first to manipulate the color (or frequency) of the light waves that interact with an object, rendering it invisible. “Our work represents a breakthrough in the quest
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Bob Sears, MD, the Southern California pediatrician under investigation for alleged medical negligence and inappropriately writing medical exemptions for vaccines, had his medical license revoked by the Medical Board of California until he fulfills the requirements of a court-ordered probation period of 35 months. The June 27 decision takes effect immediately and outlines stipulations that
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