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  1. Health & Medicine

    Plastic shards permeate human brains

    A study of microplastics and nanoplastics in brains shows an astonishing increase over time.

    By Laura Sanders
  2. Health & Medicine

    Welcome to The Deep End, a new podcast about brain implants and depression

    This new six-part podcast follows the lives of people with severe depression who volunteered for deep brain stimulation.

    By Laura Sanders
  3. Anthropology

    An African strontium map sheds light on the origins of enslaved people

    While genetic tests can reveal the ancestry of enslaved individuals, strontium analysis can now home in on where they actually grew up.

    By Katherine Kornei
  4. Health & Medicine

    A new kind of non-opioid painkiller gets FDA approval

    The new drug, called Journavx, is a non-opioid for treating short-term moderate to severe pain.