Human Can Hear 20Hz To 20000Hz Frequency, Children under 5 year can hear 25000Hz Frequency, But a Bat can produce about 120000Hz Frequency.
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It is estimated that 20% of earth's oxygen is produced by Amazon Rainforest. -
When awake, the human brain produces enough electricity to power a small light bulb. -
Eye have 576 megapixels power. The strongest power camera ever made have a power of 570 megapixel power. So our eye won by 6 megapixels. Bu...
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