Home > Facts, General Knowledge > 130/365 – Strange Facts – 8

130/365 – Strange Facts – 8

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

It takes 8 minutes 17 seconds for light to travel from the Sun’s surface to the Earth.

The Earth spins at 1,000 mph but it travels through space at an incredible 67,000 mph.

Every year, over one million earthquakes shake the Earth.

Every second around 100 lightning bolts strike the Earth.

The Earth is 4.56 billion years old…the same age as the Moon and the Sun.

The dinosaurs became extinct before the Rockies or the Alps were formed.

Female black widow spiders eat their males after mating.

If our Sun were just inch in diameter, the nearest star would be 445 miles away.

DNA was first discovered in 1869 by Swiss Friedrich Mieschler.

The molecular structure of DNA was first determined by Watson and Crick in 1953.

The first synthetic human chromosome was constructed by US scientists in 1997.

The thermometer was invented in 1607 by Galileo.

Alfred Nobel invented dynamite in 1866.

Wilhelm Rontgen won the first Nobel Prize for physics for discovering X-rays in 1895.

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