The Terrascope - Using Earth As A Lens

The Terrascope - Using Earth As A Lens

Ever since telescopes were first invented, by some dutch lens grinder in the late XVIth century, and then demonstrated to be invaluable tools for investigating the cosmos around us by Galileo Galilei…
Solar Winds: The Magnetosphere

Solar Winds: The Magnetosphere

The Earth has a magnetic field with north and south poles. The magnetic field of the Earth is surrounded by the magnetosphere that keeps most of the particles from the Sun from hitting the Earth.…