Month: <span>September 2015</span>

The Universe Is a Big Layer Cake

By thinking of nature as a hierarchy, scientists dissolve the dichotomies they have wrestled with.

Is the universe deterministic or indeterministic? A clockwork or a craps table? In this month’s issue of Scientific American, I have an essay arguing that the answer is: both. The world can be deterministic on some levels and indeterministic on others; these two categories are not mutually exclusive. To me, this is the essence of […]

By George Musser 9 Comments 8 min read Continue reading

An Interview with Juan Maldacena [Video]

The holographic principle, as explained by the man who has done more than anyone else to understand it.

The holographic principle is arguably the most tangible and tantalizing clue to a quantum theory of gravity, but for years physicists didn’t know what to make of it. That changed in 1997 when Juan Maldacena, now at the Institute for Advanced Study, came up with the first concrete example of what the principle means and […]

By George Musser 0 Comments 1 min read Continue reading

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