The LHC experiments:
ATLAS
CMS
LHCb
ALICE
The LEP experiments:
ALEPH
DELPHI
L3
OPAL
and the rival
SLD
experiment at the SLC.
The Tevatron experiments:
CDF
D0
CP violation experiments with neutral kaons:
NA48
KTeV
CPLEAR
and at the B-factories:
Babar
Belle
Everything you could possibly need to know about
Neutrino Oscillations
Particle properties and general info:
The Durham database
The Particle Data Group
Cavendish HEP Group
Other UK HEP Groups
The Institute of Physics Particle Physics Group
Nobel Prizes for particle physics:
2013 (Higgs mechanism)
2008 (Spontaneously broken symmetry)
2004 (Asymptotic freedom)
2002 (Neutrino oscillations)
1999 (Gauge theories)
1995 (Tau lepton, neutrinos)
1992 (Drift chamber)
1990 (Deep-inelastic scattering)
1988 (Neutrino flavour)
1984 (W,Z)
1980 (CP violation)
1979 (Electroweak SM)
1976 (Charm)
1969 (Quarks)
1968 (Resonances)
1965 (QED)
1961 (Proton form factors)
1960 (Bubble chambers)
1959 (Antiproton)
1958 (Cerenkov radiation)
1957 (Parity violation)
1950 (Pion)
1949 (Mesons)
1948 (Cloud chamber)
1944 (Magnetic moments)
1943 (Magnetic moments)
1939 (Cyclotron)
1936 (Positron)
1935 (Neutron)
1933 (Dirac equation)
1927 (Compton scattering)