The lights shine on an empty football stadium at Richfield High School Wednesday night, April 8, 2020, in Richfield, Minn. Seeking to brighten spirits amid the virus outbreak, the symbolic act of ...

The best night lights are equipped with helpful features like adjustable dimness, white noise and even wake-up functions. See our top picks.

According to Lighting Science, the Good Night bulb emits less of the "blue" light that would otherwise interfere with melatonin production. The 12-watt bulb is meant to replace 60-watt bulbs.

But the Silk bulbs have a more convenient trick up their sleeves: Flicking the light switch connected to the bulb—once, twice, or three times—turns the bulb on, changes its color temperature ...

The Good Night bulb is geared for getting in the mood to sleep, while the Awake & Alert bulb is blue-enriched to pump you up. Each bulb costs $70 and is rated to last up to 20 years.

The technology is similar to lighting planned for the ISS, where sleeping problems are rampant. Most astronauts take sleeping pills but still can't sleep through the night. Lighting Solutions' ...