Your Brain Needs Sleep to Clean Itself Scientists have just discovered a new, very important reason for you to get a good night’s sleep. For the first time, they’ve actually been able to see the brain physically cleaning itself while you’re catching Zzz’s! More from this source. Facebook Prev Article Next Article Discover Checkout these cool gadgets... Related Posts Which Life Form Really Dominates Earth? Are Men Going Extinct? These Strange Metals Could Make Electronics Perfectly Efficient How to squeeze electricity out of crystals How do animals experience pain? How Hot Can It Get? What Is The Maximum Temperature?