Here are the interesting facts about the world :- 1.Our oldest radio broadcasts of the 1930s have already traveled past 100,000 stars 2. It takes 8 minutes 17 seconds for light to travel from the Sun’s surface to the Earth. 3. October 12th, 1999 was declared “The Day of Six Billion” based on United Nations projections. 4. 10 percent of all human beings ever born are alive at this very moment. 5. The Earth spins at 1,000 mph but it travels through space at an incredible 67,000 mph. 6. Every year over one million earthquakes shake the Earth. 7. When Krakatoa erupted in 1883, its force was so great it could be heard 4,800 kilometers away in Australia. 8. The largest ever hailstone weighed over 1kg and fell in Bangladesh in 1986. 9. Every second around 100 lightning bolts strike the Earth. 10. Every year lightning kills 1000 people.