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  1. Life

    Swarming locusts can deploy a chemical to avoid being cannibalized

    Releasing a “don’t-eat-me” pheromone signals a locust has become a toxic treat. The finding could lead to new ways to control destructive swarms.

    By Richard Kemeny
  2. Health & Medicine

    The U.S. COVID-19 public health emergency is ending. What does that mean?

    The declaration, made early in the pandemic, made tests, vaccines and treatments free to all. On May 11, the proclamation ends.

    By Erin Garcia de Jesús, McKenzie Prillaman and Helen Thompson
  3. Health & Medicine

    Women who’ve had breast cancer can safely pause treatment for pregnancy

    Hormone therapy cannot be taken during pregnancy. A new study is reassuring for women who’ve had breast cancer and want to try for a baby.