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Updated: Italy reins in rogue stem-cell therapy

A controversial decree allowing severely ill patients to continue treatment with an unproven, and possibly unsafe, stem-cell therapy may be amended, if the Italian parliament’s Chamber of Deputies has its way.  Read more

Further proof for controversial quantum computer

Is the world’s only commercial quantum computer really a quantum device, or a just regular computer in disguise? Controversy has long swirled around the computer produced by D-Wave, a company based near Vancouver, Canada. Now a paper published on the arXiv preprint server takes a step forward in showing that it really does operate on a quantum level.  Read more