Etiqueta: physics

Gravitational waves

Ferrran Martin refers to Gravitational Wave Astronomy following the first observation of a binary system of a black hole and a neutron star.

Tick-tock

There is no way to force a pendulum to oscillate at a different rhythm, determined exclusively by its length

how is sound produced
How is sound produced?

Any vibrating object produces sound. Chantal Ferrer, director of the Department of Applied Physics of the University of Valencia, explains.