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 ...

Each character hat brings a different light-up color and voice effects to the wand! You can see the effects for Minnie and Stitch in the video. Planning a trip to Disney? Be sure to click the link in ...

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 ...