- Spacetime (Wikipedia)
In physics, spacetime is a mathematical model that combines the three dimensions of space and one dimension of time into a single four-dimensional manifold. Spacetime diagrams can be used to visualize relativistic effects, such as why different observers perceive differently where and when events occur.
- Legend of a Mind (Wikipedia)
“Legend of a Mind” is a song by the British progressive rock band the Moody Blues, and was written by the band’s flautist Ray Thomas, who provides the lead vocals. “Legend of a Mind” was recorded in January 1968 and was first released on the Moody Blues’ album In Search of the Lost Chord. Prominently featuring the Mellotron, it was the first song recorded for the album.