The Large Hadron Collider at CERN has been offline since February 2013, but it will resume smashing atoms in May. Here's what to look for this time. Follow Sebastian Martinez: www.twitter.com/sebastiansings See more at www.newsy.com Sources: CERN www.youtube.com/watch?v=I4L2XirSJw0 CERN cds.cern.ch/record/39027 Flickr www.flickr.com/photos/frank-weber-kl/10081702933 Flickr www.flickr.com/photos/frank-weber-kl/10081622645/in/set-72157636175310635 New Scientist www.youtube.com/watch?v=XoDvsasWy1w University of California, Davis nuclear.ucdavis.edu/~tgutierr/files/sml.pdf BBC www.bbc.com/news/science-environment-21472540 NASA www.nasa.gov/sites/default/files/styles/1920x1080_autoletterbox/public/images/650137main_pia15416b-43_full.jpg?itok=taAc6DMW Flickr www.flickr.com/photos/hko_s/8087517229 CERN www.youtube.com/watch?v=BEWD83uMnfU Flickr www.flickr.com/photos/nfcastro/12674711364 Flickr www.flickr.com/photos/nfcastro/12674205095 Flickr www.flickr.com/photos/nfcastro/148355891 Flickr www.flickr.com/photos/susterru/15136180216 BBC www.bbc.co.uk/programmes/p02g9lzf CERN cds.cern.ch/record/1546780 CERN cds.cern.ch/record/1129502?ln=en The Guardian www.youtube.com/watch?v=ynECGqS6V3k CERN www.youtube.com/watch?v=NhXMXiXOWAA CERN cds.cern.ch/record/1972552 CERN cds.cern.ch/record/1379887?ln=en Image via: CERN cds.cern.ch/record/39027