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Two US high school girls rewrite 2,000 years of mathematics with a new Pythagorean proof once thought untouchable

For centuries, the Pythagorean Theorem has occupied a unique position in mathematics: both elementary and profound. Its ...
IEEE

On the Design of Maximal-Rate Shape-Preserving $2\times 2$ and $3\times 3$ Space-Time Codes for Noncoherent Energy-Detection-Based PPM Communications

Abstract: In this paper, we propose novel 2×2 and 3×3 noncoherent space-time (ST) codes for impulse-radio ultra-wideband communications with pulse position modulation (PPM). The code design is based ...
Nature

Coordinating corners

On page 390 of this issue, Sleiman and co-workers from McGill University, Montreal created a metal–nucleic acid cage that assumes a triangular prism shape with double-stranded DNA constituting the ...
The New York Times

The Nugget Is the ‘Original Play Couch.’ Costco’s Version May Be Better.

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Ivy Elrod Ivy Elrod is a writer covering home and decor. She has moved 37 ...
IEEE

GDR-Net: Geometry-Guided Direct Regression Network for Monocular 6D Object Pose Estimation

Abstract: 6D pose estimation from a single RGB image is a fundamental task in computer vision. The current top-performing deep learning-based methods rely on an indirect strategy, i.e., first ...