Futuristic nap pods get upgraded with sleepy sounds, but do they work?

I wanted to know what it's like to nap inside a giant futuristic egg, so I went to a sleep clinic in downtown Manhattan to find out. There, I entered the MetroNaps EnergyPod — pods that look like very comfy chairs you'd expect to see on a spaceship. They're used by places like Google and NASA, and they're getting a sensory upgrade thanks to a new partnership with a company called Pzizz, which promises soundtracks that can put you to sleep. Continue reading…