Photography is the art of manipulating light: its very process depends on minute changes in the electromagnetic spectrum, often barely visible to the eye. Thursday, August 25 through Saturday, August ...

If you tend to feel a little flat during winter, chances are seasonal affective disorder (commonly known as SAD) is to blame – and you are definitely not alone. Enter the best SAD lamps, which use the ...

Daylight saving time ends soon, and Americans are about to gain an extra hour as clocks roll back. The shift sounds like a win, but it regularly leaves people dragging through the day, delays morning ...

These lamps use intense white light to simulate sunlight. Sitting close to a SAD light for around half an hour a day (not staring into it, but just reading or working next to it) is thought to ...