Why Do We Keep Looking For Dark Matter?

About 20% of the matter in galaxies is visible. The other 80%, referred to as “dark matter”, remains mysterious and unseen. In fact, it may not exist at all. “Dark matter” is just a hypothesis. But watch the video to learn why we still keep looking for it.

Author: Gauri Sharma (SARAO Postdoctoral Fellow, University of the Western Cape)
Professor Paolo Salucci (SISSA, Italy) and Professor Glenn van de Ven (UniVie, Austria) co-authored this article.
Republished from an article by The Conversation with permission from Gauri Sharma.
Original article: https://theconversation.com/we-dont-know-if-dark-matter-exists-so-why-do-astronomers-keep-looking-187656
Title: We don’t know if dark matter exists. So why do astronomers keep looking?
Sources: https://www.aanda.org/articles/aa/abs/2021/09/aa40532-21/aa40532-21.html

WATCH MORE: What Is The Identity of Dark Matter?
https://www.youtube.com/watch?v=fwA6D1uh4Uk

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Produced, directed, and edited by:
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Narrated by:
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Graphics:
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