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Tag Archives: Cosmic inflation
Is cosmic inflation settled science?
Ethan Siegel at Starts With a Bang has a post up arguing that the multiverse must exist. His reasoning has to do with cosmic inflation. Inflation is the theory that the universe expanded at an exponential rate in the first … Continue reading
Posted in Zeitgeist
Tagged Cosmic inflation, Epistemology, Eternal inflation, Ethan Siegel, Philosophy of science, Physics, Science
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What’s at the edge of the universe?
Gizmodo has an interesting article that someone asked my thoughts on. Part of their “Giz asks” series, it asks various physicists what’s at the edge of the universe? The physicists polled include Sean Carroll, Jo Dunkley, Jessie Shelton, Michael Troxel, … Continue reading
Gravitational waves discovery now officially dead
I tweeted this yesterday, but it deserves a blog entry: Gravitational waves discovery now officially dead : Nature News & Comment. A team of astronomers that last year reported evidence for gravitational waves from the early Universe has now withdrawn the … Continue reading
BICEP2 team publishes results, backpedals on certainty
The BICEP2 team have officially published their results. They had announced to much fanfare back in March, that they had detected primordial gravitational waves, and hence cosmic inflation. But the results have increasingly been met with doubt, primarily centered on the possibility … Continue reading
Growing doubt that gravitational waves were actually detected
Nature has an article up describing the problems with the BICEP2 results that are now being identified by various scientists. It’s actually the second one I’ve seen them publish on this. The astronomers who this spring announced that they had … Continue reading
Primers on detecting primordial gravity waves and cosmic inflation
First, Minute Physics takes a shot at explaining what the BICEP2 team actually found and how it relates to gravitational waves. I think I’m going to have to watch this a second time to pick up everything. And Ethan Siegel … Continue reading
