Amy Cuddy’s research on body language reveals that we can change other people’s perceptions — and perhaps even our own body chemistry — simply by changing body positions.

With TED-Ed communicator Emilie Soffe as the leading lady, the TED staff puts on a show.

Natalie MacMaster is a star of Cape Breton fiddling, a Canadian tradition with Scottish roots. Her energetic style and virtuoso talent has brought her star billing on the international folk circuit.