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Topic: miles o’brien

Biometric eye scan and network (Getty Images/Yuichiro Chino)

The benefits of our "A.I. Revolution"

Melanie McFarland
(Reuters/Eric Thayer/Getty/Sutthaburawonk/Salon)

Mary Elizabeth Williams
(AP/Richard Drew)

PBS slams Fox's Ebola coverage

Joanna Rothkopf
Neil deGrasse Tyson (AP/Frank Micelotta)

Sarah Gray