Feature

  1. Enzymes Exposed

    Clearer views of the cell’s movers and shakers threaten a century-old mainstay of biology.

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  2. All Patterns Great and Small

    Researchers uncover the origins of creatures’ stripes and spots.

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  3. Not just a high

    Cannabis compounds show their stuff against a host of medical problems, relieving symptoms far beyond pain and nausea.

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  4. Fat chance

    Scientists are working out ways to rev up the body’s gut-busting machinery.

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  5. Life from scratch

    Relaunching biology from the beginning.

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  6. The Truth Hurts

    Scientists question voice-based lie detection.

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  7. Genome from a bottle

    Back Story: Cracking the code.

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  8. Physics

    Law & Disorder: A Companion

    More resources about how physicists and philosophers understand time.

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  9. Law & Disorder

    Physicists keep trying to explain why time flows one way.

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  10. Melting at the microscale

    Studying sea ice close-up may improve climate models.

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  11. Engineering a cooler Earth

    Researchers brainstorm radical ways to counter climate change.

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  12. A pregnant question

    How antidepressants may subtly alter a growing baby’s brain.

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