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Today, 40 years ago first public call with a cellphone was made. The cellphone weighed 2,5 pounds (1,1kg) and when it hit the market it would cost you little short of $4,000.
Scientists have found that the largest animal in the world performs underwater acrobatics to successfully catch the huge amounts of their prey which really is amazing considering its size.
Tibet is a large mountainous plateau in Central Asia. It is often called the "roof of the world". Take this quiz and find out how much do you know about Tibet.
