A psychologist explains the evolutionary and psychological roots of laughter, and what an infant’s giggles teach us about how adults bond.

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Dr. Mireault is a developmental psychologist at Vermont State University. My son was 14 weeks old when he made his first unmistakable whole-body belly laugh. In the months that followed, his laughter ...

*Frida Baby, a popular baby care brand, is under scrutiny after older advertisements and product packaging resurfaced online, sparking concern from parents who say the content was inappropriate. Some ...