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Cosmology (from Ancient Greek κόσμος (cosmos) 'the universe, the world' and λογία (logia) 'study of') is a branch of physics and metaphysics dealing with the nature of the universe, the cosmos.
Cosmology is the scientific study of the universe as a unified whole, from its earliest moments through its evolution to its ultimate fate. The currently accepted cosmological model is the big bang. In this picture, the expansion of the universe started in an intense explosion 13.8 billion years ago.
21 Φεβ 2022 · According to NASA, the definition of cosmology is "the scientific study of the large scale properties of the universe as a whole." Cosmologists puzzle over exotic concepts like string theory,...
6 ημέρες πριν · Cosmology, the field of study that brings together the natural sciences, particularly astronomy and physics, in a joint effort to understand the physical universe as a unified whole. When the universe is viewed in the large, a dramatic new feature, not present on small scales, emerges—the cosmological expansion.
New ideas and major discoveries made during the 20th century transformed cosmology – the term for the way we conceptualize and study the universe – although much remains unknown. Here is the history of the universe according to cosmologists’ current theories.
What is the universe made of? How did it begin? How has it evolved over the 13.8 billion years since its origin? And how will it end? These are the questions addressed by cosmology, the study of the universe as a whole.
Cosmology is the study of the origin, structure, and fate of the universe. Both dark matter and dark energy play a pivotal role in how the universe evolves.
