physics articles

What causes acoustic resonance?

Acoustic resonance describes the preferential amplification of sound waves when the frequency of the incoming sound perf...

How does ultrasound imaging function?

The technology underpinning ultrasound imaging seems almost like magic: using sound waves to paint a picture of soft tis...

How does sound propagate through different media?

Sound is fundamentally an event of mechanical motion; it is a form of energy that moves through matter by causing partic...

How do vibrations transfer energy?

The movement we perceive as vibration is fundamentally about energy in motion, specifically the transfer of mechanical e...

How do standing waves form?

The peculiar phenomenon of a wave that seems frozen in place, oscillating yet not traveling, is a common yet fascinating...