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 Does the Earth Really Have a “Hum”? How Undersea Cables Are Laid Inside The World’s Most Powerful New Microscopes Why your laptop charger is so hot Do Placebos Work For Animals? Should We Even Try to Extinguish Wild Fires?