Category Archives: Multiverse Mania

FQXI and Templeton News

The FQXI organization has just announced the details of $2.7 million dollars in grants that it will be handing out. The winners and their projects are described here. As usual, one of the main topics funded by FQXI is multiverse … Continue reading

Posted in Multiverse Mania | 45 Comments

The Emperor’s Last Clothes?

Bert Schellekens has posted on the arXiv an extended 87 page argument for the anthropic string theory landscape, entitled The Emperor’s Last Clothes? While most string theorists find the existence of the landscape and the corresponding inability to get any … Continue reading

Posted in Multiverse Mania | 25 Comments

Awaiting a Messenger From the Multiverse

As particle physicists eagerly await results from the LHC, many theorists are already promoting interpretations of what they hope it will find. This week’s Chronicle of Higher Education has a cover story on the LHC entitled The Machine at the … Continue reading

Posted in Multiverse Mania | 28 Comments

Hints of ‘time before Big Bang’

The BBC is running a story entitled Hints of ‘time before Big Bang’ based on Sean Carroll’s latest efforts to promote the multiverse. The writer attended Sean’s talk at the recent AAS meeting and presumably also read Sean’s new Scientific … Continue reading

Posted in Multiverse Mania | 57 Comments

Two Unrelated Topics

I was planning on writing something about the field with one element, but Lieven Le Bruyn has done a better job of it than I would have, linking to all of the recent news on this subject I was aware … Continue reading

Posted in Multiverse Mania | 46 Comments

Does Time Run Backward in Other Universes?

Scientific American in recent years seems to be quite fond of parallel universes, with major articles promoting the multiverse here, here and here (commentary on this blog here and here). Their latest issue continues in this vein with an article … Continue reading

Posted in Multiverse Mania | 21 Comments

Do We Need to Change the Definition of Science?

Media hype about how the LHC is going to test string theory continues: see Will String Theory Be Proven and here: String theory has come under attack because some say it can never be tested; the strings are supposed to … Continue reading

Posted in Multiverse Mania | 30 Comments

Krauss on Boltzmann Brains

Lawrence Krauss has a piece this week in New Scientist about the latest hot topic in theoretical physics, Boltzmann brains. It’s entitled String Theory’s Latest Folly, and starts off: THOMAS AQUINAS may never have actually wondered how many angels can … Continue reading

Posted in Multiverse Mania | 18 Comments

Have Cosmologists Lost Their Brains?

There’s a peculiar long article in the New York Times science section today by Dennis Overbye, entitled Big Brain Theory: Have Cosmologists Lost Theirs? It’s about the debate raging among a small number of cosmologists about “Boltzmann Brains”, and the … Continue reading

Posted in Multiverse Mania | 24 Comments

News of the Multiverse

When I was reading Susskind’s book The Cosmic Landscape, I was paying close attention to the main problem with the whole multiverse/anthropic string landscape idea: is there any sort of experimental prediction that emerges from this that would justify calling … Continue reading

Posted in Multiverse Mania | 42 Comments