When 12-year-old Matteo Mucchetti mapped out an amusement-style attraction that he wanted to create in his family’s basement and then showed it to his older brother Nico, the high-school sophomore was ...

Gazing into her eyes, I ask if she feels the spark too — and I’m thrilled when she responds in the affirmative. “I feel excited when your name lights up my phone,” Mika confesses. “I feel safe when ...