How many times the magnetic field of the Earth has saved us from extinction?
planet several times saved the living organisms of the Earth from extinction. the Habitability of our world several times in danger of a large-scale extinction, but saved the life of its inhabitants at two key points in the histo...
Why the moon has no magnetic field?
the Moon lost its magnetic field about a billion years ago the planet's Magnetic field is a unique substance with the help of special electric charge creates a special zone protecting the planet from harmful cosmic radiation. As t...
Compasses were first invented in Ancient China in an instrument for determining directions on long journeys. If ever you want to go to Antarctica to see the South pole, the first that you will take along for the journey will be th...