Abstract: Digital watermarking is widely used for copyright protection. Traditional 3D watermarking approaches or commercial software are typically designed to embed messages into 3D meshes, and later ...

Can you drill a hole in a cube that an identical cube could fall through? Prince Rupert of the Rhine first asked this question in the 17th century, and he soon found out the answer is yes. One can ...

We’ve often thought that 3D printers make excellent school projects. No matter what a student’s interests are: art, software, electronics, robotics, chemistry, or physics, there’s something for ...

After more than three centuries, a geometry problem that originated with a royal bet has been solved. Imagine you’re holding two equal-size dice. Is it possible to bore a tunnel through one die that’s ...

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Abstract: This article presents an innovative multichannel hybrid 2D–3D-convolutional neural network (MH-2D-3D-CNN) model specifically designed for the challenging task of hyperspectral image ...

A man who used a 3D printer to make parts of a gun has been found guilty of terrorism and firearms offences, the Metropolitan Police said. Counter-terrorism officers found Robert Adamski had printed ...

Researchers have developed a magnetically controlled polymer ‘Chinese lantern’ that can transform into over a dozen curved 3D shapes when compressed or twisted, an advance with potential applications ...