Scientists Take on Earth’s Magnetic Field

Most of us hardly ever think about the Earth's magnetic field. We might be aware that it helps guide birds as they migrate and ensures that our compasses point north, but not realize that it is one of the crucial components that make life on Earth possible. Yet, the processes in the Earth’s core that create the magnetic field are poorly understood. At a lab of University of Maryland, scientists are trying to replicate the conditions that reign 3,000 kilometers below our feet. Deep...

© La Voix de l'Amérique - lundi 20 juillet 2015