A round of applause, please: Scientists have finally figured out what’s behind the sound of clapping. The research pinpoints a mechanism called a Helmholtz resonator — the same acoustic ...

That said, Dr. Thompson recommends bringing it up with a pediatrician or health care provider if your baby hasn’t started clapping by their 15 to 18 month checkup. “Early communication can ...

Fans are demanding the Grammy-winner make it official merch Catherine Santino is a Style Writer-Reporter at PEOPLE. She began as a contributor for PEOPLE in 2022 and joined the staff full-time in ...