In the late 1990s, photographs from the Galileo spacecraft showed an ice-covered surface on Europa, one of the Galilean moons orbiting Jupiter. In early 2018, studies of the data reported that “giant jets of water are spouting more than 100 miles off that moon’s surface.”Is Europa’s icy shell covering a liquid ocean teaming with life? Or might we find life in the water beneath the ice on Saturn’s moon Enceladus?Professor of Space Physics...

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Go on an illustrated adventure through a Florida mangrove swamp. New York Times best-selling author Rachel Ignotofsky has teamed up with animator Leo Thom and The Mangrove Action Project for this quick animated introduction: Ecosystem of the (Florida) Mangrove Swamp.Highly recommended in The TKSST Gift Guide, Ignotofsky’s picture book The Wondrous Workings of Planet Earth depicts the world’s diverse ecosystems—Rainforest, Desert, Arctic Sea, Red Wood Forest,...

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A pale liquid in the ocean currents? Plastic pollution? An eel’s ghost? An eel larva! This undulating creature is a large Leptocephalus, a not-often-seen eel in its larval stage. It was filmed by Barry Haythorne and Rob Rutgers while they were scuba diving in Bali.The six-minutes of footage provides a look at the swimming eel larva’s tiny head and face and its long transparent body. More from Scientific American:You can see through them because their bodies are radically...

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