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H o w m a n y c o l o u r s a r e t h e r e ? How many colours can you see in this image? (Answer in the last) Well the main question is, How many colours are there in total? Some say there are 3 colours (red, green and blue). Some say it would be in 100s to 1000s. But, Scientists have determined that in the lab we can see about 1,000 levels of dark-light and about 100 levels each of red-green and yellow-blue. So that's about 10 million colors right there.  Still, the exact number remains unknown. But it is believed that the exact number would at least be greater than 10 million. So, How many colours can a human eye see? The human eye can see around 7-8 millions of colors. But believe it or not, some colors exist in our world that the human eye can’t see. So, a healthy human eye can not see 2-3 million colours that actually exists in our world. Humans don’t typically develop full color vision until they are about half a year or so old. The retina in the back of your eye has mi...

 Which animal can go farthest without drinking water? Hello Everyone!! When you here someone asking about an animal that go farthest without drinking water, you would think that even a small kid would know the answer. But, I would like to ask you the same question and see if you can answer. Can you name the animal that can go farthest without drinking water? Your first answer would be Camel. Camel: Yes, they can survive for weeks without water, but it is not the animal that can live the longest without water. Actually, it maxes out at about 15 days. They need this ability in their desert environments. Giraffe: Giraffes can actually last longer without drinking water than camels! They will go up to 3 weeks without a drink. When they do drink, they’ve been known to down 12 gallons in one sitting. Kangaroo Rat: Believe it or not, this little animal can last longer without drinking water than any other animal. They go their whole lives (for about 3-5 years) without drinking a...