Is 3I/ATLAS an alien craft or just an extraordinary cosmic visitor? That question has resurfaced after the Central Intelligence Agency (CIA) refused to confirm or deny whether it holds classified ...
At CES 2026, Alienware announced a complete refresh of its gaming laptop lineup. The company brought back the Area-51 name with 16-inch and 18-inch models and introduced the Alienware 16X Aurora, a ...
"D2-Net: A Trainable CNN for Joint Detection and Description of Local Features". M. Dusmanu, I. Rocco, T. Pajdla, M. Pollefeys, J. Sivic, A. Torii, and T. Sattler ...
This amethyst crystal is from Namibia. It shows classic quartz crystal shape: a six-sided columnar crystal with a pyramid-shaped termination at the top. Courtesy Daniel Trinchillo, Fine Minerals ...
This 7.19-carat alexandrite was cut to feature its beautiful color change. When the light source changes from daylight to incandescent light, the gem’s color changes from bluish green to reddish ...
Abstract: In this article, a challenging fault diagnosis task is studied, in which no samples of the target faults are available for the model training. This scenario has hardly been studied in ...
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