14K views · 456 reactions | Dark matter vs. dark energy: behind the scenes, these shadowy, mysterious forces are locked in an epic battle for our universe...a battle that could someday destroy it. Scary enough?  #HappyHalloween #HowTheUniverseWorks #cosmology | Science Channel | Facebook

308K views · 2.2K reactions | Since the dawn of time, two invisible forces, dark matter and dark energy, have been locked in an epic battle for control of the cosmos. At first, dark matter controlled the early universe, helping build stars, galaxies, and the cosmic web. Five billion years later, dark energy became the universe’s most powerful force and will determine the fate of all creation. #HowTheUniverseWorks | Science Channel | Facebook