Feature

  1. Chromosomes Show Plants’ Secret Complexity

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  2. Messy Pilgrims Blamed for Puzzling Fossils

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  3. Science News Books

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  4. Monk Learns Secrets of Heredity from Pea Plants

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  5. Kids’ ADHD Care Gets a Wake-up Call

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  6. Danish Astronomer Argues for a Changing Cosmos

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  7. Gravity Tugs at the Center of a Priority Battle

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  8. New Studies Clarify Monarch Worries

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  9. Front Matter

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  10. Mars Craft Finds Evidence of a past Ocean

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  11. Bacteria Offer Lessons to Drug Makers

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  12. Back Matter

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