News
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- Physics
Quantum snare entraps key fifth photon
By coaxing five quantum particles into a state of entanglement, physicists have taken an important step toward dependable quantum computers and more-versatile schemes for transferring quantum information.
- Earth
Bacteria found to release arsenic into groundwater
Arsenic gets into groundwater largely through the action of bacteria residing in aquifer sediments.
- Health & Medicine
Four die of rabies in transplanted tissues
Four people who received tissue transplanted from a man who had died from an undiagnosed rabies infection have since themselves died from the same incurable neurological disease.
