The Big Bang model is the most widely accepted scientific theory of the universe’s origin. It holds that 12 to 14 billion years ago, the universe was a very hot, dense, tiny ball of matter. It expanded very rapidly to form the universe we know today.
Most astronomers believe the Universe began in a Big Bang about 14 billion
years ago. At that time, the entire Universe was inside a bubble that was
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Apr 6, 2014 ... http://mocomi.com/ presents: What Is The Big Bang Theory. Learn how the Big
Bang gave life to earth. Find out about alternate theories of how ...
The moment when this big ball exploded is called the big bang. The idea
discussing the explosion is called the Big Bang Theory. After the explosion, all of
Dec 16, 2014 ... The Big Bang is maybe the greatest scientific achievement of the 20th century. It's
difficult to imagine it, but when the year 1900 began, we ...
Astronomers believe that the Universe came into being about 13.7 billion years
ago, in an explosion known as the Big Bang. In an instant, space and the ...
Nov 21, 2014 ... The Big Bang is the name of a scientific theory about how the universe started,
and then made the groups of stars (called galaxies) we see ...
Oct 18, 2011 ... The widely accepted theory for the origin and evolution of the universe is the Big
Bang model, which states that the universe began as an ...
Media Format: Windows Media MPEG-4. The universe originated a little less than
15 billion years ago, when a powerful explosion occurred—the big bang.