What is the invisible substance that makes up 85 percent of the universe's mass?
In short: Dark matter cannot be seen directly, yet it exerts a massive influence on the cosmos. Astrophysicist Risa Wechsler explains why this mysterious material is essential to understanding the formation of our universe.
The video explores the nature of dark matter, a substance that accounts for approximately 85 percent of the mass in the universe. Because it cannot be observed directly, researchers are forced to use creative methods to study its effects. Wechsler discusses how investigating this invisible material may provide the key to understanding how the universe first formed.
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Sources
- Summary by Intellect · source: The search for dark matter -- and what we've found so far | Risa Wechsler
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