When an object in space appears to be racing at nineteen times the speed of sound, it instantly jumps from routine data point to global headline. The claim that NASA tracked such a hyperfast visitor ...

A team of researchers at the University of Minnesota Twin Cities have been working on a way to move objects without any contact! They developed a way to manipulate objects using ultrasound waves.

Visual motion is an important source of information for separating objects from their backgrounds. A spider camouflaged against a branch, for instance, immediately loses its invisibility once it ...