Why do light bulb filaments slowly disappear over time? 💡 This video explores the physics behind evaporating light bulb filaments, explaining how high temperatures, material properties, and atomic ...

With just a single carbon nanotube for a filament, the world’s smallest incandescent lamp has been made by physicists in the US. The team are using the tiny light to study the murky boundary between ...

The smallest ever incandescent lamp, made using a single carbon nanotube, has been created by physicists in the US. At 1.4 micrometres long and just 13 nanometres wide, the filament is invisible to ...