Synonym of eureka effect

The phenomenon whereby the path of a spinning object moving through a fluid is deflected in a manner that is not observed when the object is not spinning, explained by the difference in pressure of the fluid on opposite sides of the object.

A counterintuitive physical phenomenon observed with a chain of beads placed inside a jar: when one end of the chain is yanked from the jar and allowed to fall to the floor, it establishes a self-sustaining flow of the chain which rises up into an arch as if being sucked by an invisible siphon.

The psychophysical percept whereby lateral motion of an object in the field of view is interpreted by the visual cortex as having a depth component, due to a relative difference in signal timings between the two eyes.

Possible mass arrival of new immigrants to a country as a result of flexibility in immigration policies.

(sciences, economics) Something that occurs only once a critical threshold has been reached.

(business) The idea that production costs decrease by a constant percentage whenever production doubles, attributed to improvements in performance as a result of frequent repetition.

A particular state of the rights in consequence of a defined state or course of things. / The having any influence on the legal state of things, the being legally in force.

The capacity to see full-color (if muted) images solely by looking at a photograph with red and gray wavelengths.

(economics) The theory that consumers are more willing to buy less costly luxury goods during economic crises.