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In astronomy, dark matter is a hypothetical form of matter that appears not to interact with light or the electromagnetic field. Dark matter is implied by gravitational effects which cannot be explained by general relativity unless more matter is present than can be seen.
A man is abducted into an alternate version of his life and must save his family from a dark version of himself. Starring Joel Edgerton, Jennifer Connelly, and Alice Braga, based on the novel by Blake Crouch.
Jul 18, 2024 · Dark matter is a component of the universe that exerts gravitational attraction but emits no light. Learn about its existence, distribution, types, and possible candidates from Britannica's experts.
Jul 9, 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.
Learn about the mysterious substances that affect and shape the cosmos, and how NASA explores them. Find stories, images, and videos about dark matter and dark energy.
Jan 28, 2022 · Dark matter emits no light, and cannot be directly observed, but scientists think that it and dark energy make up most of the mass of the universe.
May 9, 2018 · Dark matter is a type of matter that interacts with gravity but not with light, and makes up most of the material in the universe. Learn about its role in galaxy formation, its possible nature and how it might be detected in this article by a theoretical physicist.
