Pupil dilation provides a physiological readout of information gain during the brain's internal process of belief updating in the context of associative learning.

Daniel Liberto is a journalist with over 10 years of experience working with publications such as the Financial Times, The Independent, and Investors Chronicle. Erika Rasure is globally-recognized as ...

"This is an assault on our democracy, on our city, and our values," he said. The child went missing on Jan. 2, authorities said. ABC News provides a frame-by-frame review of video of the incident.

Just one in five Americans support efforts to acquire Greenland, Reuters/Ipsos poll finds Substantial majorities of Democrats and Republicans oppose using military force to annex the island, a Reuters ...

Charlotte Jones is the Executive Vice President and Chief Brand Officer of the Dallas Cowboys. Dallas Cowboys Head coach Mike McCarthy won Superbowl XLV in 2011. He became head coach of the Cowboys in ...