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With the holiday season in full swing, the toy industry is bustling with moms, dads, grandparents, aunts, uncles, and friends buying gifts for their littlest loved ones. Toy buying used to be simple: ...

This article was published in Scientific American’s former blog network and reflects the views of the author, not necessarily those of Scientific American ...

The holiday shopping deluge is under way, and researchers are not immune to the rush. There are sons and daughters, nieces and nephews, grandchildren, and the kids of friends and colleagues to ...