Ocean waves are a ubiquitous part of coastal landscapes and beach vacations. But have you ever paused to ponder where a wave originates, how far it travels, or why it forms in the first place? A wave ...

Light is well known to exhibit both wave-like and particle-like properties, as imaged here in this 2015 photograph. What's less well appreciated is that matter particles also exhibit those wave-like ...

Stress wave propagation through grainy, or granular, materials is important for detecting the magnitude of earthquakes, locating oil and gas reservoirs, designing acoustic insulation and designing ...