  A brief introduction to gravitational waves, addressing those questions that
nowadays more and more frequently arise within a large audience (not only of
insiders): what is a gravity wave, how can it be detected and, above all, what
impact on modern physical theories may have their recent discovery? Interested
readers can also find a few simple technical details and insights in the final
Appendices.

Popular Physics;General Relativity and Quantum Cosmology;High Energy Physics - Theory