Ancient rocks hold proof of Earth's magnetic field. Here's why that's puzzling – SPACE.com | #MagneticField #Earth | MORE at EcoSearch
Ancient rocks hold proof of Earth's magnetic field. Here's why that's puzzling – SPACE.com | #MagneticField #Earth | MORE at EcoSearch
Earth's magnetic field deflects 1.36 million metric tons (1.5 million tons) of solar material every second.
#science #sciencefacts #solarwind #solarmaterial #magneticfield