Which Joe gave his name to ‘sloppy joes’? We look at five interesting sandwiches and their lexical origins.
A surface in space-time, represented as a cone in three dimensions, comprising all the points from which a light signal would reach a given point (at the apex) simultaneously, and that therefore appear simultaneous to an observer at the apex.
- ‘The easiest way to describe light rays and light cones is through geometric optics.’
- ‘But finally, the star may shrink in a way that the light cones will bend so much that they will not be able to escape.’
- ‘Angular momentum can twist light cones and even make time travel possible in theory if not in practice.’
- ‘The future light cone represents the space that will eventually be filled by light emitted at that point.’
- ‘His work on light cones, black holes, wormholes, and time travel were are extremely revolutionary.’
Are you looking for a word for a foolish person? We explore twelve interesting words to describe the dunderheads in your life.
Before you run for the hills, let’s run through a list of ‘run’ expressions that are running through our minds.
The definitions of ‘buddy’ and ‘bro’ in the OED have recently been revised. We explore their history and increase in popularity.