Although religious affiliation and church attendance are on the decline, more than half of American teenagers say they're ...

Optical illusion personality tests, featuring images like a frog or a horse, offer insights into people's traits based on ...

NASA has released stunning new footage of clouds drifting across the Martian sky. A video from the Curiosity Rover captures red and green-tinged clouds moving at twilight. These iridescent 'mother of ...