Experts say a "concerning" number of fireflies are threatened with extinction. Above, fireflies light up the sky in upstate New York. Raphaël De Cock was 9 years old the day he caught his first ...

A new museum coming to Kansas City hopes to bring the city’s glowing past back to life, one neon sign at a time.

The iconic "Cincinnati" sign is getting a glow-up.

When Anushri Ramesh found out access to resources and opportunities had caused pay disparities between female and male athletes, she founded an organization to change that: WePlayToo.

NREM sleep consists of three stages. Stage one, or the phase between being awake and asleep, is considered light sleep. You’re most likely to wake up during this stage. Deeper sleep begins in ...