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10/01/05

Asymmetric insight

Like climbers assessing a new route before making the ascent, physicists have been looking for footholds on a vertiginous new terrain. These footholds contain important information for trekking to TeV heights (the lofty trillion electron volts energy scales of future colliders).

10/01/05

CP violation

CP is violated if there is a difference between the ways nature treats matter and antimatter.

10/01/05

More of the universe

After darkness sets in each night, a wall of TV monitors in the control room of Apache Point Observatory continually displays the telescope's view of the heavens.

Logbook: September 2005
09/01/05

J/Ψ particle

Burton Richter’s group double-checked what they thought was a minor statistical inconsistency in their data. Using the Stanford Positron Electron Accelerating Ring (SPEAR), they probed electron-positron collision energies around 3.1 GeV.

09/01/05

Memory tree

The SLAC archives, in the windowless basement of the Central Laboratory Annex, are no greenhouse. Yet for the past few years, a small tree has adorned the den of SLAC's archivist Jean Deken.

09/01/05

The secret lives of stars

Donning plastic 3D glasses and turning out the lights, a small group of astrophysicists intently watch the universe projected on the wall.

09/01/05

HEP education

SPIRES is not only an archive for scientific papers; it also provides information on researchers. The HEPNames database contains the names and verified records of over 7000 high-energy physicists, from graduate student to professor emeritus.

09/01/05

Niobium

More than 500 tons of niobium would go into building the ILC. What's so great about niobium? Where does it come from? And is the Earth's supply going to run out?

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