Is Dark Matter the Result of the Big Bang?

Thread starter phy_freak
Start date Feb 2, 2012
Tags

Dark matter Form Matter

In summary, Dark Matter is an invisible mass that is believed to make up a large portion of the universe. Its existence is inferred from the gravitational pull it has on galaxies, and its exact composition and formation are still unknown. Dark Matter plays a vital role in the formation and evolution of the universe, but it cannot be seen directly. Scientists are working on ways to indirectly detect and study Dark Matter.

Feb 2, 2012

phy_freak

How did dark matter form? and is dark energy a result of dark matter like gravity is a result of ordinary matter?

Physics news on Phys.org

Feb 2, 2012

Bread18

There is no relationship between dark matter and dark energy, other then having "dark" in their name.

Feb 2, 2012

mathman

Science Advisor

We don't know what dark matter is. It apparently was formed at the big bang.

1. How do we know that Dark Matter exists?

Scientists have observed that the gravitational pull of galaxies is much stronger than can be explained by the visible matter within them. This indicates the presence of an invisible mass, which we call Dark Matter.

2. What is Dark Matter made of?

The exact composition of Dark Matter is still unknown. It is hypothesized to be made up of particles that do not interact with light, making it invisible to telescopes and difficult to detect.

3. How did Dark Matter form?

The formation of Dark Matter is still a mystery. Some theories suggest that it could have formed during the Big Bang, while others propose that it may have been created through the decay of other particles.

4. How does Dark Matter affect the universe?

Dark Matter plays a crucial role in the formation and evolution of the universe. Its gravitational pull helps to hold galaxies together, and its distribution affects the formation of large-scale structures such as galaxy clusters.

5. Can we see Dark Matter?

No, Dark Matter cannot be seen directly as it does not interact with light. However, scientists are working on ways to indirectly detect and study Dark Matter, such as through gravitational lensing and particle accelerator experiments.