Listen to the chilling sound of the Earth’s magnetic field!

Christian Garavaglia Hoy 4 min Our magnetic field is largely generated by an ocean of superheated liquid iron that swirls and forms the outer core some 3,000 km below our feet. The shield that covers and protects the planet sounds really scary. This was defined by the engineers of the European Space Agency (ESA) who … Read more

NASA observatory captures an amazing solar eclipse from space

NASA has some really amazing tools in hand for observing the sun, and one of them spotted the moon passing in front of the sun in a gorgeous partial eclipse seen from space. NASA’s Solar Dynamics Observatory monitors the sun twenty-four hours a day. At least he watched the sun in this way last week, … Read more