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	Science News Headlines - Yahoo! News
	(Sponsor this newsletter) Achoo! Solar Sneeze Could Light Up Earth's Atmosphere (Video) Just in time for the flu season, it looks like the Earth is going to catch a bit of the sun's sneeze, following a solar eruption yesterday (Nov. 4). Earth's stellar neighbor blasted off a loogie of charged particles — called a coronal mass ejection — when sunspot AR2443 had a medium-class eruption, which NASA's fleet of solar satellites captured. The sunspot is nearly 10 times the diameter of Earth from end to end, at roughly 124,000 miles (200,000 km) wide, according to SpaceWeather.com. Read More » Giant Magma Ocean Once Swirled Inside Early Earth An ancient ocean of magma once existed on top of Earth's core, new experiments suggest. This research could help explain puzzling findings seen deep within the Earth, researchers said. Previous calculations suggested a giant ocean of magma, or molten rock, might have existed in the lowermost part of Earth's mantle layer between the core and crust from very early in our planet's history, from about 4.5 billion years ago to at least about 2.5 billion years ago. Read More »
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