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May 6, 2024 · Dark matter is that invisible glue that keeps stars, dust, and gas together in a galaxy. This mysterious substance makes up the majority of a galaxy's mass and forms the foundation of our Universe's structure. Dark matter is still one of the greatest mysteries of science. Credit: NASA/JPL-Caltech.
The only way we currently know about it is the gravitational effects it has on normal matter. Dark energy is a different thing altogether. It is also called 'dark' due to our lack of knowledge about what it actually is, however we can infer its affect by the accelerating expansion of the universe.
Video playlists about Dark matter. 5 talks. The lights and sounds of the universe. Find out what sound a black hole makes, if (possible) alien life is blocking starlight and other astounding things happening in our galaxy -- and beyond. Talks about Dark matter. 13:29. Alex Keshavarzi.
Video by Adam Proctor. Scritped and presented by Lee Johnson. Follow BBC Reel on Twitter, Instagram, Facebook and YouTube. Physics. In Britain’s deepest mine, the hunt is on for the Universe's...
7 min read. NASA Tool Gets Ready to Image Faraway Planets. 2 days ago. Keep Exploring. Discover More Topics From NASA. The Big Bang. Dark Matter & Dark Energy. Black Holes. Stars. Overview Everything scientists can observe in the universe, from people to planets, is made of matter.
May 30, 2018 · 1x. NOVA Wonders What's the Universe Made Of? Season 45 Episode 106 | 53m 10s |. My List. Watch Preview. The universe is hiding something. In fact, it is hiding a lot. Everything we experience on...
Watch a streaming video clip of the NOVA scienceNOW segment on dark matter, ask astronomer Richard Massey about cosmic enigmas, watch a video extra showing the problems with our normal...
