Abstract: This paper presents a new bearing fault diagnostic method based on symmetrized dot pattern (SDP) and convolutional neural networks (CNNs). Firstly, a time-domain vibration signal is directly ...

Snowflakes, nature's tiny artworks, owe their six-sided symmetry to the hexagonal arrangement of water molecules in ice. As they fall through clouds, varying temperatures and humidity dictate their ...

Nature creates stunning patterns that look designed. Hexagons in honeycombs and basalt columns, sand ripples, and snowflakes appear artificial. These formations emerge from physics acting consistently ...

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The Central Board of Secondary Education (CBSE) has rolled out a series of structural changes for the 2026 board examinations, impacting both Class 10 and Class 12 students. The reforms span three key ...