Feature

  1. Math

    How two outsiders tackled the mystery of arithmetic progressions

    Computer scientists made progress on a decades-old puzzle in a subfield of mathematics known as combinatorics.

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  2. Health & Medicine

    U.S. opioid deaths are out of control. Can safe injection sites help?

    A new NIH study will evalute the only two officially sanctioned sites, in New York City, and a future site in Providence, R.I.

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  3. Space

    How to build an internet on Mars

    Future Red Planet inhabitants will need new ways to connect, including improved relay networks and an offshoot internet.

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  4. Artificial Intelligence

    AI chatbots can be tricked into misbehaving. Can scientists stop it?

    To develop better safeguards, computer scientists are studying how people have manipulated generative AI chatbots into answering harmful questions.

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  5. Animals

    What parrots can teach us about human intelligence

    By studying the brains and behaviors of parrots, scientists hope to learn more about how humanlike intelligence evolves.

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  6. Health & Medicine

    Is aging without illness possible?

    Researchers are harnessing basic biology to develop drugs that foster healthy aging. Just don’t call them antiaging pills.

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  7. Archaeology

    Ancient Maya power brokers lived in neighborhoods, not just palaces

    Lidar discoveries and recent excavations are forcing archaeologists to rethink ancient Maya political structures.

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  8. Science & Society

    Here are 10 early-career scientists you should know about in 2023

    Researchers on this year's SN 10: Scientists to Watch list are shaping our future and our understanding of ourselves.

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  9. Climate

    Capturing methane from the air would slow global warming. Can it be done?

    Removing methane from the atmosphere requires different technology from removing carbon dioxide. Scientists are taking on the challenge.

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  10. Health & Medicine

    Flint grapples with the mental health fallout from the water disaster

    The water crisis started almost a decade ago. Residents of Flint, Mich., are still healing from the disaster — and caring for their own.

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  11. Microbes

    Evolutionary virologist Daniel Blanco-Melo seeks out ancient pathogens

    Daniel Blanco-Melo has reconstructed two viral strains brought to the Americas with European colonizers in the 16th century.

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  12. Psychology

    Why scientists are expanding the definition of loneliness

    Feeling detached from animals, places and routines can cause loneliness, researchers are learning, which may expand the list of interventions.

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