Big Bang Evidence

Discover the scientific evidence that supports the Big Bang theory - from the expanding Universe to cosmic microwave background radiation. Physics - Universe - Learning Points. An expanding Universe, an abundance of light elements, and radiation detected in space all support the Big Bang theory. In 1929, Edwin Hubble determined that galaxies were all moving away from each other. Cosmic microwave background radiation is radiation produced just after the Big Bang. Hydrogen and helium were the first elements. A Twig Curriculum Film. Delivering key learning points. Get straight to the facts in just three minutes – directly linked to core learning, Twig's curriculum films will fit neatly into your lesson plans.