[ChrysN] put the effect to work with this spinning Moiré lamp build. It’s a build that can be achieved with scrap-bin components. An LED-encrusted PC cooling fan is used as the base of the lamp ...

Nominally, the motors spin relatively slowly, generating a pleasing, hypnotic effect when turning the discs. The drivetrain is under the control of an ESP8266, though [Dushyant] notes that to get ...

Nor has the gravitational wave memory effect been seen, from mergers or supernovae, due to the limited sensitivity of interferometers below wave frequencies of 10 hertz. But now a new study ...