Which Joe gave his name to ‘sloppy joes’? We look at five interesting sandwiches and their lexical origins.
A change in frequency due to the Doppler effect.
- ‘This causes a periodic Doppler shift of the spectrum of one or both members of the pair.’
- ‘This is simply the relativistic Doppler shift for light.’
- ‘The Doppler shift happens with light as well as with sound.’
- ‘That pulsars are part of a binary system is indicated by Doppler shifts in the pulse period and the change in arrival time of the pulse.’
- ‘Now, physicists in England have demonstrated a topsy-turvy Doppler shift in which a radio wave's frequency rises as the source recedes.’
We take a look at several popular, though confusing, punctuation marks.
From Afghanistan to Zimbabwe, discover surprising and intriguing language facts from around the globe.
The definitions of ‘buddy’ and ‘bro’ in the OED have recently been revised. We explore their history and increase in popularity.