Big Bang - Wikipedia The Big Bang is a physical theory that describes how the universe expanded from an initial state of high density and temperature [1] Various cosmological models based on the Big Bang concept explain a broad range of phenomena, [2] [3] [4] including the abundance of light elements, the cosmic microwave background (CMB) radiation, and large
The Big Bang Theory (TV Series 2007–2019) - IMDb The Big Bang Theory: Created by Chuck Lorre, Bill Prady With Johnny Galecki, Jim Parsons, Kaley Cuoco, Simon Helberg Aspiring film actress Penny moves into a Pasadena apartment across the hall from brilliant, but socially awkward, physicists Sheldon Cooper and Leonard Hofstadter and shows them how little they know about life outside of the lab
What is the Big Bang Theory? | Space The Big Bang Theory explains how the universe began with an infinitely hot and dense single point that inflated to form the ever-expanding cosmos we see today
The Big Bang - NASA Science Overview The origin, evolution, and nature of the universe have fascinated and confounded humankind for centuries 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
Big-bang model | Definition, Evidence, Videos, Facts . . . Big-bang model, widely held theory of the evolution of the universe Its essential feature is the emergence of the universe from a state of extremely high temperature and density—the so-called big bang that occurred 13 8 billion years ago
What Is the Big Bang? | NASA Space Place – NASA Science for Kids The big bang is how astronomers explain the way the universe began 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 Explained Simply - sciencenewstoday. org What is the Big Bang Theory? At its core, the Big Bang Theory is the idea that the universe began as an incredibly hot, dense point about 13 8 billion years ago, and has been expanding ever since