Research NewsPhysics

Hopes for Exotic New Particle Fade

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Science  23 May 1997:
Vol. 276, Issue 5316, pp. 1195
DOI: 10.1126/science.276.5316.1195a

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Three months ago, researchers at the Deutsches Elektronen-Synchrotron (DESY) in Hamburg, Germany, caught what could have been a glimpse of an exotic new particle called a leptoquark, which would combine properties of the two basic kinds of matter (Science, 28 February, p. 1266). But a group at the Fermi National Accelerator Laboratory in Illinois has made an extensive search through its own data for evidence of similar particles and come up empty.