Year in Review

  1. image of the center of the Milky Way galaxy
    Science & Society

    What will be the big science stories of 2019? Here are our predictions

    From black hole insights to the future of self-driving cars to figuring out what it means to be human, 2019 will be a big year in science.

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  2. moon craters
    Artificial Intelligence

    Artificial intelligence is mastering a wider variety of jobs than ever before

    In 2018, AI bested humans at following fauna, diagnosing disease, mapping the moon and more.

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  3. Parker Solar Probe illustration
    Astronomy

    2018 was a busy year in space

    This year, some missions started exploring the cosmos, while others were winding down.

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  4. ANITA experiment in Antarctica
    Astronomy

    These 2018 findings could be big news — if they turn out to be true

    Discoveries about fossils, the Big Bang and more could shake up the scientific world – if they turn out to be true.

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  5. sexual harassment protest
    Science & Society

    The #MeToo movement shook up workplace policies in science

    In the #MeToo era, the scientific community is confronting its own sexual harassment problems and looking to research for solutions.

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  6. nerve cells
    Neuroscience

    The battle over new nerve cells in adult brains intensifies

    It’s not yet time to abandon the idea that adult human brains make new nerve cells.

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  7. hand holding an e-cig
    Health & Medicine

    E-cigarettes caught fire among teens

    High schoolers’ use of e-cigarettes shot up from 2017 to 2018, and public health officials are concerned that a new generation is at risk for nicotine addiction.

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  8. hurricane flooding
    Climate

    Half a degree stole the climate spotlight in 2018

    Climate attribution studies and new data on global warming targets put climate change in the spotlight this year.

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  9. Jiankui He
    Genetics

    News of the first gene-edited babies ignited a firestorm

    A researcher in China announced he created two babies using CRISPR. Many scientists questioned the study’s ethics and medical necessity.

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  10. Sacramento sheriff and Golden State killer
    Genetics

    Crime solvers embraced genetic genealogy

    DNA searches of a public genealogy database are closing cases and opening privacy concerns.

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  11. IceCube detector
    Particle Physics

    Neutrino discovery launched a new type of astronomy

    Particles associated with a blazar kick-start the field of neutrino astronomy.

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  12. Greenland crater illustration
    Earth

    Greenland crater renewed the debate over an ancient climate mystery

    Scientists disagree on what a possible crater found under Greenland’s ice means for the Younger Dryas impact hypothesis.

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