Invisible Universe: Unsolved Mysteries – Dark Matter and Dark Energy

The Invisible Universe: Unsolved Mysteries – Dark Matter and Dark Energy | Spacetime S07E04 WELT HD Documentary Only five percent of the cosmos consists of visible matter — stars, planets, gas, and dust. The rest remains hidden: dark matter and dark energy, the mysterious backbone of the universe. Dark matter: invisible, yet shaping the structure of galaxies and galaxy clusters. Without it, our universe as we know it could not exist. But what exactly is this unknown mass, and how do scientists try to detect it?

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