2011 marks 50th anniversary of discovery of atomic nuclei . in 2009 Motherboard toured the European Organization for Nuclear Research , or EU . It is home to the Large Scale Collider , used to study smallest known particles .
2011 marks 100th anniversary of discovery of atomic nucleus . in 2009 Motherboard toured the European Organization for Nuclear Research , or CERN . CERN is home to the Large Hadron Collider , used to study smallest known particles .