A joint Fermilab/SLAC publication

Update: How cold is the LHC right now? What about now?

July 23, 2008


Sector 3-4 magnets: Almost there

Sector 3-4 magnets: Almost there

As CERN's Large Hadron Collider is gradually chilled to its operating temperature of 1.9 degrees Kelvin -- colder than the vacuum of outer space -- you can follow along at this Web site.  It shows the temperature of each of the machine's eight sectors in real time, or pretty close to it.    Thanks to Bad Astronomy for pointing this out.

Why so cold?   Check out this post from Monday.

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Revamped LHC goes heavy metal

Physicists will collide lead ions to replicate and study the embryonic universe.

New York Times

On November 25, 1915, he set down the equation that rules the universe.


“Discovery—as exciting as it is, as Nobel-prize-generating as it may be—it’s actually just the first step.”


David Tennant explains general relativity.