Quantum computers may solve problems beyond supercomputers. A new test helps confirm quantum answers for errors.

WYOMISSING, Pa. - Pennsylvania Attorney General Michelle Henry announced charges against the founder and operator of a Berks County-based non-profit organization for men with substance abuse issues.

President Donald Trump’s approval rating declined one point in a Reuters/Ipsos poll released Tuesday—hours after Trump claimed he has the “highest poll numbers [he’s] ever had”—keeping his rating ...