20 interesting Scientific Facts



/ The speed of light is generally rounded down to 186,000 miles per second. In exact terms it is 299,792,458 m/s (metres per second – that is equal to 186,287.49 miles per second).

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 kilometres 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.

11/ In October 1999 an Iceberg the size of London broke free from the Antarctic ice shelf .

12/ If you could drive your car straight up you would arrive in space in just over an hour.


13/ In the 14th century the Black Death killed 75,000,000 people. It was carried by fleas on the black rat.

14/ A dog’s sense of smell is 1,000 times more sensitive than a humans.

15/ A typical hurricane produces the nergy equivalent to 8,000 one megaton bombs.

16/ 90% of those who die from hurricanes die from drowning.

17/ To escape the Earth’s gravity a rocket need to travel at 7 miles a second.

18/ If every star in the Milky Way was a grain of salt they would fill an Olympic sized swimming pool.

19/ Microbial life can survive on the cooling rods of a nuclear reactor.

20 Micro-organisms have been brought back to life after being frozen in perma-frost for three million years

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