️<unk>️<unk>️<unk>️  <unk> <unk> <unk> <unk> <unk> <unk> <unk> <unk> <unk> <unk> <unk> <unk> <unk> <unk> <unk> <unk> <unk> ️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️ <unk> <unk> <unk> <unk> <unk> <unk> <unk> 27 km (17-mile) underground tubes in the LHC, closed down for. the past two years for a refit. <unk> <unk> The LHC (large hadron collider) in its tunnel at CERN (European particle physics laboratory) near Geneva, Switzerland. ️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️ When physicists study the dynamics of galaxies and the movement of stars, they are confronted with a mystery. If they only take visible matter into account, their equations simply don't add up; the elements that can be observed are not sufficient to explain the rotation of objects and the existing gravitational forces. ️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️ ️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️ ️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️ <unk> <unk> <unk> <unk> ️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️ In a breakthrough in 2012, CERN scientists announced the discovery of a new subatomic particle, a basic. building block of the universe, which appeared to be the boson. imagined and named half a century earlier by theoretical. physicist Peter Higgs. <unk> <unk> <unk>
Large Hadron Collider is about to ramp up for its second three-year run.<unk> Large Hadron Collider is about to ramp up for its second three-year run.<unk> Large Hadron Collider is about to ramp up for its second three-year run. <unk> <unk> <unk> <unk> <unk> <unk> <unk> <unk> <unk> <unk>