Back in the early days of disco, filament bulbs were all the rage. Whether tungsten, halogen, or other obscure types, party lighting involved lots of watts and lots of heat. These days, the efficiency ...

Recently, while rummaging in the loft, the author found the circuit diagram of one of his favourite home-made lighting effects, a large VU meter. It dated back to when he and a friend ran a small ...

‘Disco clams’ were recently caught on camera 'partying' on the ocean floor while producing their own strobe light effects. And now one scientist, who first came across the entertaining mollusc four ...