At the back of the shop, dim but for a single lamp hanging from the ceiling, there were a few unvarnished wooden tables.

NEWYORKER: Alone

From a single lamp to all the lighting in your entire house, you can control and adjust the color, shade and brightness.

FORBES: I Love You, iPhone. Happy Valentine's Day!

The researchers have found, for example, that a single street lamp can affect the view of the night sky for an observer up to 200km away.

ECONOMIST: Going, going, nearly gone