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  1. Neuroscience

    Big data reveals hints of how, when and where mental disorders start

    The first wave of data from the PsychENCODE project holds new clues to how and when psychiatric diseases such as schizophrenia emerge.

    By Laura Sanders
  2. Archaeology

    Corn domestication took some unexpected twists and turns

    A DNA study challenges the idea people fully tamed maize in Mexico before the plant spread.

    By Bruce Bower
  3. Neuroscience

    Here’s a rare way that an Alzheimer’s protein can spread

    Amyloid-beta found in vials of growth hormone can move from brain to brain, a mouse study shows.

    By Laura Sanders
  4. Animals

    50 years ago, armadillos hinted that DNA wasn’t destiny

    Nine-banded armadillos have identical quadruplets.