This is the fifth of eight voiceless consonant programmes in our series of videos that explore the sounds of English. This is the fifth of seven short vowel programmes in our series of videos that ...

Will we still be speaking in an English we recognise in a thousand years' time? Alice and Neil make some educated guesses!

Optical sensors are a broad class of device for detecting light intensity. This can be just a simple component for notifying when ambient light levels rise above or fall below a prescribed level, or a ...

Fibre optics and optical communications is the use of thin strands of glass for sending information encoded into light over long distances. Total internal reflection prevents light inserted into one ...