If you are interested in the colors of planets, you may also want to check out the color of plants on other worlds and the planetsâ true colors. Astronomy Cast has episodes on all of the planets, so start with Mercury and listen to all of them.
No, a human couldn't live without a brain because the brain controls everything in your body, so it tells your heart to beat, feet to move, eyes to blink, mouth to open, teeth to chew. If you don't have your brain to tell your heart to beat, your heart cannot pump blood. So your body really can't live.
Just wondering, how long can the human brain survive, assuming it is constantly stimulated and there is an infinite supply of oxygen and essential nutrients? Imagine a brain, with no body, but receiving a level of stimulation and nutrition as if it were harnessed within one at a constant rate for infinite time.