Year in Review

  1. Cas9 protein
    Genetics

    The first U.S. trials in people put CRISPR to the test in 2019

    Trials of the gene editor in people began in the United States this year, a first step toward fulfilling the technology’s medical promise.

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  2. Sycamore
    Quantum Physics

    Google claimed quantum supremacy in 2019 — and sparked controversy

    Google’s quantum computer outperformed the most powerful supercomputer on a task, the company reported. But some scientists aren’t fully convinced.

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  3. moon
    Space

    China stuck its moon landing this year. Others weren’t as lucky

    Fifty years after Apollo 11 landed on the moon, Earth’s sidekick is getting renewed attention from space agencies around the world.

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  4. 2019 book covers
    Science & Society

    Here are Science News’ favorite science books of 2019

    Books about multiple universes, Apollo 11, animal emotions and the origins of popular foods made the list.

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  5. 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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  6. 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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  7. 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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  8. 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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  9. 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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  10. 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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  11. 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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  12. 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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