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Muons: Emblems of discovery

01/13/26

Once a surprise to physicists, these particles are useful tools inside and outside the realm of particle physics. 

02/01/06

Brighter future

Collider luminosity is the key to particle physics discoveries. Fermilab and labs around the world have spared no effort in increasing their collider luminosities.

02/01/06

Battle of the boxes

Last October, the front of the SLAC computing center looked like an elaborate children's war game in progress. Ad hoc piles of polystyrene, plastic, wooden pallets, and cardboard created an image of bunkers and trenches in a plastic post-industrial landscape.

02/01/06

Julian Voss-Andreae: In three dimensions

Unveiling the three-dimensional structure of proteins thrills scientists. While the potential for understanding the folding and function of enzymes is truly exciting by itself, exploring macromolecule structures also satisfies a more fundamental urge: to see the invisible.

02/01/06

Luminosity

Luminosity is a measure of how many particles are brought together in a certain space over a certain period of time.

02/01/06

Collimation

In high-energy collisions, luminosity, or beam brightness, isn't the only thing to consider; low background noise at the detectors is also important. When wayward particles bounce around inside detectors, they can mimic real collisions, muddy results, and even damage parts of the collider.

02/01/06

Terry Mart: Counting papers

Citation numbers and the Impact Factor of journals are often used to evaluate the quality and the importance of research. Both quantities have some shortcomings, and people using these indicators should know when and when not to use them.

02/01/06

Hitting the broad side of a (classified) barn

The distinctive and amusing term "barn" originated with two Purdue University physicists working on the Manhattan Project in 1942—and it was classified information by the US government until after World War II.