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  1. Anthropology

    Ancient kids’ toys have been hiding in the archaeological record

    Some unusual finds from thousands of years ago are actually toys and children’s attempts at mimicking adult craftwork.

    By Bruce Bower
  2. Cosmology

    The way dwarf galaxies move puts a new spin on galaxy formation

    Distant dwarf galaxies orbit a larger galaxy in a coordinated loop, rather than randomly as expected. The finding could challenge theories of dark matter.

    By Lisa Grossman
  3. Physics

    Laser experiment hints at weird in-between ice

    Scientists spot signs of an unusual phase of water called superionic ice.

    By Emily Conover
  4. Astronomy

    Some of TRAPPIST-1’s planets could have life-friendly atmospheres

    The seven planets orbiting TRAPPIST-1 are probably rocky and some may have life-friendly atmospheres, two new papers suggest.