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  1. An extraordinary era in 80,000-plus articles

    Editor in chief Nancy Shute looks back at 100 years of Science News coverage and ahead to the future.

    By Nancy Shute
  2. Health & Medicine

    What do we mean by ‘COVID-19 changes your brain’?

    The events of our lives are reflected in the size, shape and behavior of our constantly changing brains. The effects of COVID-19 changes aren’t clear.

    By Laura Sanders
  3. Science & Society

    What made the last century’s great innovations possible?

    Science paved the way for antibiotics, lasers, computers and COVID-19 vaccines, but science alone was not enough.

    By Jon Gertner
  4. Climate

    Smoke from Australia’s intense fires in 2019 and 2020 damaged the ozone layer

    Massive fires like those that raged in Australia in 2019–2020 can eat away at Earth’s protective ozone layer, researchers find.