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By Ivan Semeniuk, Meredith Wadman, Susan Young, Eric Hand, Eugenie Samuel Reich & Richard Monastersky of Nature magazine "It's not every day you have robots running through your house," Barack Obama quipped last week at the White House science fair, a showcase for student exhibitors that also gave the US president a chance to reiterate a favourite theme. [More]

By Susan Young of Nature magazine The Ta

By Susan Young of Nature magazine A team of researchers has corrected a faulty gene in induced pluripotent stem (iPS) cells derived from skin cells of people with an inherited metabolic liver disease. [More]