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LAST MINUTE: Attention! The virus is mostly around … – News

[ad_1] Research revealed! The virus is mostly around here … According to the analysis of cell phone data in 10 U.S. cities, restaurants are by far the places most at risk for coronavirus (Covid-19) cases. Hotels follow restaurants, which are about four times as risky as gyms and cafes. According …

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Blue plus blue and blacks more black? How science enhances colors

[ad_1] This story appears in the December 2020 issue of National Geographic magazine. It was the bright, iridescent blue of the morpho butterfly that inspired Andrew Parnell and his colleagues. Impressed by the insect’s natural ability to produce vibrant hues, physicists and chemists began to study how they too could …

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A platform for fabricating 3-D nanosuperconductors with DNA

[ad_1] Three-dimensional (3-D) nanostructured materials – those with complex shapes on a dimensional scale of billionths of a meter – that can conduct electricity without resistance could be used in a range of quantum devices. For example, such 3-D superconducting nanostructures could find application in signal amplifiers to improve the …

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