Radio waves do more than just bring music to your radio. They also carry signals for your television and cellular phones. The antennae on your television set receive the signal, in the form of electromagnetic waves, that is broadcasted from the television station. Do aerials detect radio waves? That’s moreRead More →
A few cross-sectional studies have suggested that present and past television viewing is associated with poorer cognition and an increased risk of developing Alzheimer’s disease6,7,8. But the small number of longitudinal studies that have been carried out have found mixed results. What is the negative effect of television? But tooRead More →
In 1922, John Logie Baird set up residence in Linton Crescent in Hastings, following a bout of illness. As a student, Baird had already experimented with the idea of television, however it was during his time in Hastings that he was able to develop and investigate the idea further. HowRead More →
The three additive primary colours are red, green, and blue; this means that, by additively mixing the colours red, green, and blue in varying amounts, almost all other colours can be produced, and, when the three primaries are added together in equal amounts, white is produced. What color do youRead More →