හවුල් ශ්‍රව්‍ය

5 mind-blowing facts about the human brain Do you know… your brain can generate enough electricity to power a small light bulb? Fact 1: Your brain generates electricity Fact 2: It’s about 75% water Fact 3: Your brain processes images in just 13 milliseconds Fact 4: That “we only use 10% of our brain” myth is false Fact 5: Your brain feels no pain