Particles are back in the LHC

During the last weekend (23-25 October) particles have once again entered the LHC after the one-year break that followed the incident of September 2008.

Upgrading ALICE: What's in store for the next two years?

With massive red doors weighing 350 tonnes each, it takes more than uttering "open sesame" to open the ALICE detector. Behind the doors lie the inner workings of a unique detector built to study the conditions of matter moments ...

The ALICE TPC is upgraded

"One more centimeter," said the chief technician, while operating the hydraulic jack system on 14 August. The 5-m-diameter, 5-m-long cylindrical detector gently slid into the parking position, 56 meters below the ground in ...