SOME interesting characteristics of the new electric discharge lamps were described and demonstrated in a lecture given before the North-West Area Section of the Illuminating Engineering Society ...

The electric light bulb inspired the development of the radio valve and the television tube.Can we imagine what the world would have been like in the 20th and 21st centuries without the light bulb?

The firm revealed its BYA-1 aircraft in 2023. It introduced it as the “first electric light jet designed for hydrogen ...