
Dark Matter - NASA Science
Mar 7, 2025 · Dark matter is a mysterious substance that affects and shapes the cosmos, and scientists are still trying to figure it out. Everything scientists can observe in the universe, from …
Dark matter - Wikipedia
In astronomy, dark matter is an invisible and hypothetical form of matter that does not interact with light or other electromagnetic radiation. Dark matter is implied by gravitational effects which …
What Is Dark Matter? | NASA Space Place – NASA Science for Kids
Mar 6, 2025 · 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 …
Dark matter | Definition, Discovery, Distribution, & Facts | Britannica
Feb 19, 2025 · dark matter, a component of the universe whose presence is discerned from its gravitational attraction rather than its luminosity. Dark matter makes up 30.1 percent of the …
What Is Dark Matter? | Universe, Gravity, Galaxies, & Facts
Mar 4, 2025 · Despite its elusive nature, dark matter is a crucial component of the cosmos.Because it is electromagnetically neutral, dark matter does not interact with light and …
What is dark matter? | Space
Aug 6, 2024 · Dark matter is entirely invisible, emitting no light or energy, making it undetectable by conventional sensors and detectors. Scientists believe that the key to its elusive nature lies …
Energy Signals From Milky Way's Core Hint at New Type of Dark Matter
5 days ago · "The search for dark matter is one of fundamental science's most important objectives, but a lot of experiments are based on Earth, waiting with hands outstretched for the …
DOE Explains...Dark Matter | Department of Energy
Scientific evidence points to dark matter being a new type of fundamental particle or particles that interact with ordinary matter through gravity. Scientists have several candidates for the types …
Dark Matter - Science@NASA
Oct 22, 2024 · We call this substance dark matter, an invisible form of matter that doesn’t emit, absorb or reflect light, or interact with normal matter. It’s theorized to make up 85 percent of …
What is dark matter? - BBC Science Focus Magazine
Dark matter is an invisible type of matter theorised to make up the majority of all matter in the Universe. It has mass, but it can't be seen and doesn't interact with ordinary matter. How much …