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CERN kicks off LHC's 2012 Higgs hunt

The European nuclear research agency collides two high-power proton beams early this morning, marking the beginning of this year's Large Hadron Collider physics data collection.

By April 5, 2012


CERN's collider sets proton speed record

The recently restarted Large Hadron Collider has become the world's most powerful particle accelerator, after setting a new record for beam intensity.

By November 30, 2009


LHC takes a step closer to full power

Large Hadron Collider circulates beams at 3.5 tera-electron-volts, bringing it closer to CERN's goal of conducting research into fundamental physics.

By March 19, 2010


Hadron collider ready for lengthy run

CERN is set to run its giant particle collider for 18 to 24 months at a modest power level as it continues to check out the machinery.

By February 5, 2010


LHC experiments run at highest energy level yet

After a delay from an electrical hiccup, researchers at CERN successfully operate the Large Hadron Collider and see "beautiful tracks" of colliding protons.

By March 30, 2010


CERN's collider to get 'safe' start in November

The nuclear research agency says it's satisfied that the Large Hadron Collider needs no more repairs and can get back to where it left off last fall.

By August 7, 2009


A longer delay for the Large Hadron Collider

The world's largest physics experiment has seen a series of setbacks since September, but CERN is determined that "the LHC will run next year."

By November 30, 2008


Hints of new physics postpone LHC upgrade

Chance of discovering new physical phenomena with Large Hadron Collider particle accelerator leads CERN to postpone energy-doubling upgrade.

By February 1, 2011


LHC's record intensity speeds Higgs search

Squeezing more bunches of protons onto the particle accelerator's beams increases the data-gathering rate--and the odds the Higgs boson will turn up at CERN.

By April 22, 2011


Large Hadron Collider collides particles at record force, gives off exclamation marks

The LHC today set the record for the strongest ever successful particle collisions within a laboratory environment, and the record for number of exclamation marks in a tweet

By March 30, 2010