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AUTHOR NAME

Arunabha Guha

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Arunabha Guha received his Ph.D in particle physics from City University of New York. Retired after a long career in communications research at Bell Laboratories, he is currently a part-time faculty at Georgian Court University in New Jersey. His research interests include cosmology, general relativity and gravitation. He is also a puzzle enthusiast.
Astronomical Wonders and Cosmological Mysteries

The Universe is Filled with an Ancient Radiation

Arunabha Guha -
This article is an overview of the oldest electromagnetic radiation in the Universe, known as the Cosmic Microwave Background (CMB), representing a snapshot of the cosmos approximately 380,000 years after the Big Bang. The author discusses how precise measurements from COBE, WMAP, and Planck telescopes have given us clues about when and how the CMB formed, and helped us refine our understanding of the Universe's composition, age, and geometry.
High School/College

Puzzles For the Inquisitive Mind

Arunabha Guha -
At Curiosita, we take pride in nurturing curiosity and creative problem-solving among our readers. In this spirit, we present three engaging mathematical puzzles contributed...

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