The device was designed to operate for ray gun project for better control of the effects using the 555 timer’s monostable mode multivibrator. The actual effects started once the timer pulsing an LED, ...

Imagine being hit by a nonlethal blast that seems to explode in front of you -- a deafening and blinding combination of light and sound. As the battle for "sonic blasters" heats up, a number of ...

The Earth vibrates at a frequency of 7.8 Hertz. Tuning forks can be used to tell time. A stretched-out Slinky can be used to produce a Star Wars-style laser-blast sound. These are just a handful of ...

Researchers at the University of Rochester have found a way to change the properties of almost any metal by using a femtosecond laser pulse. This ultra-intense laser blast creates true 'black metal' ...

Click to share on Facebook (Opens in new window) Facebook Click to share on X (Opens in new window) X A piece exploring resonant frequencies; plucking a string makes a cymbal vibrate, and striking a ...