Rubbing the glass makes it vibrate at its natural frequency. Because the other glass is identical it has the same natural...

Enrichment Activity 5-11 11-14

Research by the American Air Force has found the resonant frequency of the human eyeball to be around 19 Hz.

Stories from Physics 11-14 14-16

Nikola Tesla encouraged Mark Twain to stand on an electrotherapy device he had invented consisting of a platform supported by...

Stories from Physics 11-14 14-16

Whilst testing an electromechanical oscillator, Tesla attached the device to a metal pillar in his building.

Stories from Physics 11-14 14-16

In 2011, the Korea Times reported that an exercise class caused large vertical vibrations in a 39-storey shopping mall in...

Stories from Physics 11-14 14-16

An intriguing paper given at a meeting of the Acoustical Society of America has suggested that your musical preferences may be...

Stories from Physics 11-14 14-16

A study of the biomechanics of male peacocks’ tail feathers during their mating displays suggests that the oscillations are...

Stories from Physics 11-14 14-16