• May 20, 2018

  Lies to children

• May 17, 2018

  Book arrival

• May 15, 2018

  Linkage

• May 13, 2018

  Planet reconfiguration

• May 9, 2018

  Sorting when the sorted order keeps changing

• May 2, 2018

  Fair open access

• Apr 30, 2018

  Linkage

• Apr 26, 2018

  Stable-marriage Voronoi diagrams

• Apr 21, 2018

  2048: secretly the same as change-making

• Apr 18, 2018

  Subtraction games, the Furstenberg–Sárközy theorem, and R

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