Light is light, right? Not exactly. The light that comes from the overhead fluorescents at your office is probably nothing ...

or glowing shells of gas around dying stars, such as the Southern Ring Nebula and Ring Nebula that the James Webb Space Telescope observed. The unique filament structure “presented quite a ...

This year marks 123 years of illumination from the Livermore Centennial Light Bulb, which has been a glimmering beacon ...

It doesn’t matter how many light bulbs you have in your house; you almost certainly haven’t got the right one for the lamp ...