'Sense of tension': Scientists prepare LHC restart in search for dark matter

[Dazzle]

'Sense of tension': Scientists prepare LHC restart in search for dark matter After three years of upgrades and maintenance, scientists are finally getting ready to restart the Large Hadron Collider (LHC), a nervous moment as they wait to see if the vastly complex machine will work as intended. A decade after confirming the existence of the Higgs boson, researchers will this time be looking for evidence of elusive dark matter.