Dark Matter Isn't Just Dark. It's Invisible.

We know for sure that dark matter exists. The question remains: What is it made of? Is it rogue planets? Black holes? Neutron stars? A bunch of tiny particles like neutrinos? Let's look at the likelihood of each.

Nick Lucid - Host/Writer/Editor/Animator
Eric Aspling - Researcher
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VIDEO ANNOTATIONS/CARDS

Dark Matter Exists:
   • Dark Matter Exists. Here's how we know.  

Earth in your Hand:
   • If Earth Was Small, Could You Feel De...  
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RELATED YOUTUBE VIDEOS

PBS Space Time on Neutrinos:
   • Will A New Neutrino Change The Standa...  
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OTHER SOURCES

https://arxiv.org/abs/1603.03797
https://arxiv.org/abs/1303.1521
https://arxiv.org/abs/1512.05353
https://arxiv.org/abs/1902.06511
https://arxiv.org/abs/1502.01884
https://arxiv.org/abs/1710.11129
https://ned.ipac.caltech.edu/level5/S...
https://ned.ipac.caltech.edu/level5/S...
https://ned.ipac.caltech.edu/level5/S...
https://astronomy.swin.edu.au/cosmos/...
https://iopscience.iop.org/article/10...
https://www.forbes.com/sites/startswi...
  / ask-ethan-do-neutrinos-always-travel-at-ne...  
https://www.preposterousuniverse.com/...
https://slate.com/technology/2014/02/...
https://www.nobelprize.org/prizes/the...
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LINKS TO COMMENTS

   • If Earth Was Small, Could You Feel De...  
   • If Earth Was Small, Could You Feel De...  
   • If Earth Was Small, Could You Feel De...  
   • If Earth Was Small, Could You Feel De...  
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IMAGE CREDITS

Globular Cluster:
https://images.nasa.gov/details-GSFC_...

ProtoDUNE:
https://cds.cern.ch/record/2288139

List of Baryons:
https://en.wikipedia.org/wiki/List_of...
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TIME CODES

00:00 Cold Open
00:32 What does she already know?
01:00 Modified Gravity
02:11 Massive and Compact Halo Objects
03:30 Properties of Dark Matter
06:37 Weakly Interacting Massive Particles
09:31 Neutrinos
11:42 Cold Dark Matter
12:59 Sterile Neutrinos
15:08 Summary
15:48 Outro
16:02 Featured Comment