These mysterious whitish-gray glows in the northern lights might be cousins of the mauve light streak known as STEVE.

white light. This set of garden lights comes with a large solar panel, which is a little bigger than an A4 sheet of paper (twice as big as most others we tested). PowerBee says this larger solar panel ...

A bulb with a high Kelvin rating produces a whiter light, while a bulb with a lower Kelvin rating produces a warmer white. Kelvins play an integral part in setting the right atmosphere for any ...