From hearing lullabies to the sing-song lilt of a parent’s voice, babies form strong connections with their caregivers through sound and song. Think about the way we instinctively bounce or rock fussy ...

This story is part of a series on how we learn—from augmented reality to music-training devices. Alex Zhang is shredding on the piano. He sits at a shiny black Steinway grand and rocks back and forth ...

Stephen Johnson is Senior Staff Writer for Lifehacker where he covers pop culture, including two weekly columns “The Out of Touch Adults’ Guide to Kid Culture” and “What People are Getting Wrong this ...