According to the Big Bang theory, the universe began about 13.7 billion years ago. Everything that is now in the universe was squeezed into a very small volume. Imagine all of the known universe in a single, hot, chaotic mass. An enormous explosion—a big bang—caused the universe to start expanding rapidly.
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The best-supported theory of our universe's origin centers on an event known as the big bang. This theory was born of the observation that other galaxies ...
The Big Bang Theory is an explanation that shows the origin of the stars, planets, galaxies and the Universe as a whole. Scientists believe that the Big bang ...
The Big Bang is a physical theory that describes how the universe expanded from an initial state of high density and temperature.
Sep 2, 2023 · According to this theory, the universe began as an extremely hot and dense singularity around 13.8 billion years ago. It then rapidly expanded ...
The theory of the Big Bang explained how this universe came into existence. It says that the universe started with an infinitely dense and single point and ...
According to the Big Bang theory, the universe began about 13.7 billion years ago. Everything that is now in the universe was squeezed into a tiny volume of hot ...
It is the idea that the universe began as just a single point, then expanded and stretched to grow as large as it is right now—and it is still stretching!
The Big Bang Theory is an astrophysical model of the universe that can be observed by human senses. The theory gives details about the origins of the universe ...
Duration: 5:50
Posted: Mar 1, 2018
Posted: Mar 1, 2018