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2021-03-16: The NEW Crisis in Cosmology
- 02:07: ... on a long chain of distance measurements that we call the cosmic distance ladder. First you measure distances to objects in the solar ...
- 03:55: ... that the supernova method is a pretty high rung on the cosmic distance ladder - which means if any rung below it is broken, the method ...
- 10:40: ... measurement of the expansion rate that’s independent of the cosmic distance ladder. So far we’ve only done this with a small number of lenses ...
- 11:57: ... and so can be used to measure the expansion rate without the cosmic distance ladder. We’re calling these black hole mergers ...
- 12:25: ... of the universe - whether it’s a crack in the rung of the cosmic distance ladder or something more fundamental about how the ...
- 02:07: ... on a long chain of distance measurements that we call the cosmic distance ladder. First you measure distances to objects in the solar system - ...
- 03:55: ... that the supernova method is a pretty high rung on the cosmic distance ladder - which means if any rung below it is broken, the method ...
- 10:40: ... measurement of the expansion rate that’s independent of the cosmic distance ladder. So far we’ve only done this with a small number of lenses and so ...
- 12:25: ... of the universe - whether it’s a crack in the rung of the cosmic distance ladder or something more fundamental about how the ...
- 11:57: ... and so can be used to measure the expansion rate without the cosmic distance ladder. We’re calling these black hole mergers 'standard ...
- 10:40: ... in these flickering lenses, we can get a measurement of cosmic distances, and with that a measurement of the expansion rate ...
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2019-01-24: The Crisis in Cosmology
- 04:01: This stepwise determination of astronomical distances is called the cosmic distance ladder.
- 05:38: By improving this run on the cosmic distance ladder,...
- 04:01: This stepwise determination of astronomical distances is called the cosmic distance ladder.
- 05:38: By improving this run on the cosmic distance ladder,...
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2016-05-04: Will Starshot's Insterstellar Journey Succeed?
- 11:54: It's called the cosmic distance ladder.
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