During her training in anthropology, Dorsa Amir, now at Duke University, became fascinated with the Müller-Lyer illusion. The illusion is simple: one long horizontal line is flanked by arrowheads on ...

It was supposed to be the TV event of the year: the cast of Friends reunited for the first time since the series finale in 2004. But the media and especially the social media could talk about only one ...

Patricia DeLucia has spent decades studying something many of us never think about: judgments about collisions that are crucial for safety. But the roots of her research stretch back to her childhood, ...