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Fruit Flies Use Sunlight To Stay On Course
wired.com 3 weeks, 5 days agoThe fruit fly has the ability to coordinate its compound eye and brain functions for navigation by using natural sunlight, according to a new study. Other insects with similar eyes and similar flight patterns likely have the same capability.
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Faint Sunlight Enough To Drive Weather, Clouds On Saturn's Moon Titan
arstechnica.com 4 weeks agoTitan, Saturn's largest moon, can seem like Earth viewed through a funhouse mirror. Far colder than our home, water on the surface exists only in a frozen state, while its liquid lakes and clouds are made of methane, and there's an apparent methane cycle playing the role of our water cycle. Now, a detailed model suggests that daily and yearly variations in the moon's temperature may produce distinct layers in the lowest region of Titan's atmosphere, similar to stratification seen in Earth's troposphere. Ben
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