For the first time, scientists have captured global images showing how Earthโ€™s magnetic shield behaves โ€” including a long-suspected but never-before-seen โ€œtailโ€ made of electrified gas. The discovery was made by NASAโ€™s Imager for Magnetopause to Aurora Global Exploration (IMAGE) spacecraft and published in the journal Science. The images offerContinue Reading