How to check the X Files of physics

How to check the X Files of physics - Cosmic Log: "They may not be on a par with alien goo or liver-eating mutants, but there's a whole collection of real-life X Files that physicists are puzzling over. Some cases eventually will be solved, like the hunt for the elusive Higgs boson. Some will fizzle out, like the case of the faster-than-light neutrinos. And some will baffle the boffins for years and years, like the mystery of dark energy."