Map of material distribution in the disk around protostar G358-MM1. The white “+” marks the location of the protostar. The contour lines indicate signal strength. The colors represent the ...
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Serendipitous discovery reveals how stress and chemistry etch mysterious spiral patterns
UCLA doctoral student Yilin Wong noticed that some tiny dots had appeared on one of her samples, which had been accidentally left out overnight. The layered sample consisted of a germanium wafer ...
Proceedings of the National Academy of Sciences of the United States of America, Vol. 106, No. 26 (Jun. 30, 2009), pp. 10499-10504 (6 pages) Nacre is an exquisitely structured biocomposite of the ...
A logarithmic spiral with a diameter of 500 μm, approximately half the diameter of a sewing needle. Curiosity about a mistake that left tiny dots on a germanium wafer with evaporated metal films led ...
EL GOUNA, Egypt, Feb. 25 (UPI) -- The strange spiral pattern of mounds and impressions looks like the crop circles of Europe, but reinterpreted for the desert landscape. And for the more ...
An optical illusion is a visual phenomenon where our perception of thinking about an image differs from objective reality. This image is seen as a Black-and-White Checkered Spiral Pattern Optical ...
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