Anti-de Sitter space bell. It might be described as being the "opposite" of the surface of a sphere, which has a positive curvature. General relativity is a theory of the nature of time, space and gravity in which gravity is a curvature of space and time that results from the presence of matter or energy. Energy and mass are equivalent (as expressed in the equation "E" = "mc"), and space and time can be translated into equivalent units based on the speed of light ("c" in the "E" = "mc" equation). A common analogy involves the way that a dip in a flat
What Difference Does It Make? What Difference Does It Make? "What Difference Does It Make?" is a song by the English rock band the Smiths, written by singer Morrissey and guitarist Johnny Marr. It was the band's third single and is featured on their debut album, "The Smiths". A different version, recorded for the John Peel Show on BBC Radio 1, is included in the compilation album "Hatful of Hollow". The song was one of the band's first significant chart hits, peaking at No. 12 in the UK Singles Chart. However, Morrissey has said "What Difference Does It Make?" is among his least favourite songs