The National Security Agency headquarters at Fort Meade, Md. The agency has been trying to build a quantum computer, The Washington Post reports — but that news doesn't surprise experts in the field. Saul Loeb/Getty Images hide caption

itoggle caption Saul Loeb/Getty Images

Your call may be monitored: The NSA has been given the OK to collect data about millions of Americans' phone calls (though not about the conversations). Glen Argov /Landov hide caption

itoggle caption Glen Argov /Landov