Physics explains why rock musicians prefer valve amps

For many guitarists, the rich, warm sound of an overdriven valve amp – think AC/DC's crunchy Marshall rhythm tones or Carlos Santana's singing Mesa Boogie-fuelled leads – can't be beaten.

Theory turns to reality for nonlinear optical metamaterials

A research team has realized one of the long-standing theoretical predictions in nonlinear optical metamaterials: creation of a nonlinear material that has opposite refractive indices at the fundamental and harmonic frequencies ...

Math meets music

Geometry is the force that shapes both the sound of music and the novel research of Florida State University composer-theorist Clifton Callender, whose work explores and maps the mathematics of musical harmony.

What makes music sound so sweet (or not)

Ever since ancient times, scholars have puzzled over the reasons that some musical note combinations sound so sweet while others are just downright dreadful. The Greeks believed that simple ratios in the string lengths of ...

Scientists find new set of multiferroic materials

(PhysOrg.com) -- The trail to a new multiferroic started with the theories of a U.S. Department of Energy's Argonne National Laboratory scientist and ended with a multidisciplinary collaboration that created a material with ...

Study: Mosquitoes beat out love song before mating

(PhysOrg.com) -- That pesky buzz of a nearby mosquito is the sound of love, scientists have known for some time. But a new Cornell study reports that males and females flap their wings and change their tune to create a harmonic ...

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