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.
However, if a person is very sick, or in a vegetative state from a stroke or severe brain injury, that person can only survive approximately 10-14 days without food. How long can you live without water? The usual survival time without water is 3 days, but there have been occasional occurrences of people surviving 8-10 days without water. How long can you live without breathing? Usually a person can only survive 3 minutes without breathing, although there are women divers In Japan and other countries who dive for abalone or pearls who are able to survive for 5 minutes at a time, even diving to a depth of 100 feet, on a single breath, though this requires years of training.