20 Mind-Blowing Brain Facts
The brain is truly one of the most mesmerizing and complex parts of the human body. Responsible for your senses, behavior, intelligence, cognition, and more, one cannot help but be amazed by what this intricate organ can do. But how much do you really know about your brain? This facts slider is comprised of 20 science-backed bits of info for you to gain a better understanding of the brain. Shall we get started?
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If you tied all the nerve tracts in an adult human body together from end to end, you'd end up with a thread that is 5.8 million kilometres in length – enough to swathe the earth 145 times, or to stretch 15 threads between Earth and the moon.
The first telephone was invented in 1876 and the very first call was between its inventor and his assistant. The world’s first phone book came shortly after in 1878 and was 20 pages long. It even included instructions for readers to “commence conversations by saying ‘Huolla!’” Things have clearly come a long way since then.
An elephant’s brain is much bigger than a human brain and it only makes up 0.15% of their overall weight. When you compare it to the brain of a human, which takes up 2% of human body weight, humans still have the largest brain to body size.