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  1. Physics

    A weird type of zirconium soaks up neutrons like a sponge

    Zirconium-88 captures neutrons with extreme efficiency, and scientists don’t yet know why.

    By Emily Conover
  2. Animals

    Green darner dragonflies migrate a bit like monarch butterflies

    Some dragonflies do a north-south annual migration that takes at least three generations.

    By Susan Milius
  3. Quantum Physics

    ‘Beyond Weird’ and ‘What Is Real?’ try to make sense of quantum weirdness

    The books ‘Beyond Weird’ and ‘What is Real?’ have different perspectives on what quantum physics says about reality.

    By Tom Siegfried
  4. Environment

    4 ways to tackle ocean trash besides Ocean Cleanup’s broken system

    Here are three approaches to reducing ocean pollution that might be more effective than a controversial plan to fish trash out of the Pacific.