"The particle - which is said to explain how matter attains its mass, thereby providing vital clues to the formation of the universe - has been sought by experts for the past 45 years. However two experiments which have been underway at the Large Hadron Collider in Geneva have reportedly discovered a particle which they say is 'consistent' with Higgs Boson."
Read more: http://www.metro.co.uk/news/904129-d...#ixzz1zemgU3fw
This was predicted to exist by Professor Peter Higgs. http://en.wikipedia.org/wiki/Peter_Higgs. My instinct tells me there is more to be discovered, as our technological capabilities increase.