The Science Asylum
@scienceasylum·729K subscribers·241 videos
How do we know the Universe is expanding?
Posted
April 27, 2017
Views
178,853
Likes
5,560
Comments
720
Engagement
3.51%
April 27, 2017
178,853
5,560
720
3.51%
Every word spoken in this episode is indexed. Type any phrase to jump straight to the moment it was said.
Type any word or phrase that may have been spoken. Click a result to seek the player to that exact moment.
Try a name, a topic, or a quoted line
5:33Now PlayingCosmological redshift was our first clue the universe was expanding. A century ago, Edwin Hubble discovered galaxies outside our own supercluster are all moving away from us. But how do we get from redshift to an expanding universe? That's the tricky part and most people get it wrong.
________________________________
VIDEO ANNOTATIONS/CARDS
Is The Universe Infinite:
What is the Universe expanding into?
How Do We Know Things About Stars?
What the HECK is Light?!
________________________________
RELATED YOUTUBE VIDEOS
PBS Space Time on Cosmological Redshift:
PBS Space Time on the CMB:
________________________________
HUGE THANK YOU TO THESE PATRONS
** Andy Kirkham, Nikko Lai, Clint Cloys, Evgeny, Rick Finn, Preston From, Christian McCracken **
________________________________
SUPPORT THE SCIENCE ASYLUM
Patreon:
Advanced Theoretical Physics (eBook):
Merchandise:
________________________________
OTHER SOURCES
Wavelength to RGB:
________________________________
LINKS TO COMMENTS
Expanding? - seastormsinger:
Redshift - Yair Eshel Cahansky:
FLOWER Metric - Guest Informant:
List of Topics - aThrasheR:
________________________________
IMAGE CREDITS
Cosmic Microwave Background:
Spectroscope at Lick Observatory:
Thumbnail Background:
Sentinel Indexing in Progress
Metadata and chapters are available. Claim extraction for this episode is pending.
All video content is delivered via YouTube embedded players in accordance with the YouTube Terms of Service. Sentinel provides research tools that promote discovery and accountability across political media.
