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Big Bang

en.wikipedia.org/wiki/Big_Bang

The Big Bang theory is the prevailing cosmological model for the universe from the earliest known periods through its subsequent large-scale evolution.

What Is the Big Bang Theory? - Space.com

www.space.com/25126-big-bang-theory.html

Jun 22, 2015 ... The Big Bang Theory is the leading explanation about how the universe began. At its simplest, it talks about the universe as we know it starting ...

Big Bang Theory

www.big-bang-theory.com/

Big Bang Theory - Concise synopsis of the big bang theory's background, historical foundations, major problems. What are the alternatives to our ultimate ...

The Big Bang | Science Mission Directorate

science.nasa.gov/astrophysics/focus-areas/what-powered-the-big-bang

The mathematical underpinnings of the Big Bang theory include Albert Einstein's general theory of relativity along with standard theories of fundamental particles ...

Big Bang Theory: Evolution of Our Universe - Universe Today

www.universetoday.com/54756/what-is-the-big-bang-theory/

Dec 18, 2015 ... The Big Bang Theory explains how the Universe has evolved over last 13.8 billion years, starting from a singularity to its current size.

How the Big Bang Theory Works | HowStuffWorks

science.howstuffworks.com/dictionary/astronomy-terms/big-bang-theory.htm

The big bang theory is how some people think the universe came to be after a sudden burst. Learn more about the origins of the big bang theory.

The Big Bang Theory - Season 9 - CBS.com

www.cbs.com/shows/big_bang_theory/

The Big Bang Theory - Monday nights on CBS. Watch full episodes of The Big Bang Theory, view video clips and browse photos on CBS.com.

ESA - Space for Kids - Our Universe - The Big Bang

www.esa.int/esaKIDSen/SEMSZ5WJD1E_OurUniverse_0.html

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 thousands ...

www.ask.com/youtube?q=What Is the Big Bang Theory?&v=wNDGgL73ihY
Mar 3, 2014 ... If before the Big Bang was nothing how did everything get into ... I think this theory correlates perfectly with modern physics and chemistry.

BBC - GCSE Bitesize: The Big Bang theory

www.bbc.co.uk/schools/gcsebitesize/science/ocr_gateway/energy_resources/big_bangrev1.shtml

A secondary school revision resource for OCR GCSE Physics about energy resources and the Big Bang - with higher tier.

Answers
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.