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Category Archives: Multiverse Mania
The Ultimate Guide to the Multiverse
Yet another cover story about the Multiverse can be found this week at New Scientist, which calls it The Ultimate Guide to the Multiverse. As just one more in a long line of such stories over the last decade, a … Continue reading
Posted in Multiverse Mania
52 Comments
Welcome to the Multiverse
The October issue of Discover magazine has a new feature, a column by Sean Carroll, whose inaugural effort is now on-line as Welcome to the Multiverse. Sean makes the argument that opposition to multiverse mania is due to people having … Continue reading
Posted in Multiverse Mania
2 Comments
P-adic Numbers and Cosmology
The next math department colloquium at Stanford will feature Lenny Susskind lecturing on p-adic numbers and cosmology, here’s the abstract: The biggest conceptual problem of cosmology is called the measure problem. It has to do with the assignment of probabilities … Continue reading
Posted in Multiverse Mania
18 Comments
This Week’s Hype
I noticed today that BBC News has a story headlined ‘Multiverse’ theory suggested by microwave background that assures us that: The idea that other universes – as well as our own – lie within “bubbles” of space and time has … Continue reading
Posted in Multiverse Mania, This Week's Hype
25 Comments
Questions About the Multiverse
The August issue of Scientific American has the multiverse on the cover, with a skeptical feature article on the topic by George F. R. Ellis, Does the Multiverse Really Exist?, which argues that heavily promoted multiverse research isn’t really testable … Continue reading
Posted in Multiverse Mania
29 Comments
Bad Boys of Physics
Scientific American is running a Bad Boy of Physics story (also see here) in the July issue, about Lenny Susskind. Here’s the “nut graph”: Physicists seeking to understand the deepest levels of reality now work within a framework largely of … Continue reading
Posted in Multiverse Mania
44 Comments
This Week’s Hype
The latest New Scientist has a much larger dose of M-theory/multiverse hype than I’ve seen in one place in quite a while. There’s a four-part series on M-theory (here, here, here and here) by Mike Duff. It tells the story … Continue reading
Posted in Multiverse Mania, This Week's Hype
47 Comments
Cosmological Interpretations of Quantum Mechanics
It seems that there’s now a new burgeoning field bringing together multiverse studies and interpretational issues in quantum mechanics. Last year Aguirre, Tegmark and Layzer came out with with Born in an Infinite Universe: a Cosmological Interpretation of Quantum Mechanics, … Continue reading
Posted in Multiverse Mania
64 Comments
Hawking and the Google Zeitgeist
Today is the first day of this year’s Google Zeitgeist gathering of high-powered world leaders and thinkers (described here, it seems that Google either doesn’t believe in having a web presence, or it’s a secret one. Anyway, my attempts to … Continue reading
Posted in Multiverse Mania
49 Comments
Recent NSF Grants
In responding to a comment on the previous posting, I was curious if one could easily get some data on relative sizes of grants in mathematics and physics, so started to do a quick search on nsf.gov. Among the first … Continue reading
Posted in Multiverse Mania
29 Comments