Add Yahoo as a preferred source to see more of our stories on Google. “The phrase ‘scratches your brain’ is often used to describe a sensation that deeply engages your mind, yields a strong emotional ...

Maths brain teasers are an excellent way to enhance your cognitive abilities and give your brain a good workout. Solving these puzzles regularly can sharpen your creative thinking and improve your ...

Mosquito bites are itchy and we tend to scratch itchy things. The scratching feels good in the short term but tends to hasten and exacerbate swelling and inflammation. This leads to more scratching ...

Scratch-off tickets are big money for state-run lotteries. Is it the promise of winning big that keeps players in the game? Or is there something else happening in the brain? NOVA is available to ...