Are humans getting dumber?

Singer Amy Grant stopped by "Second Cup Café" to sing "Our Time Is Now."

One of the world's top-selling crossover artists, Amy Grant just released her first new studio CD after a decade-long break. The singer-songwriter performs "Don't Try So Hard" off of her new album.

Chef Jet Tila's parents opened the first Thai restaurant in Los Angeles and he learned Chinese secrets from his Cantonese grandmother. The chef and restaurateur joins studio 57 to share his ultimate dish, Thai drunken noodles.

A new book about the cold war says the west had four secret weapons to bring down the Soviet Union: John, Paul, George and Ringo. Author and former British spy, Leslie Woodhead joins in studio 57 to talk about how the Beatles helped undermine communism and win the cold war.

Self-proclaimed "Trekkie" and film critic for Indiewire.com, Matt Singer joins "CBS This Morning: Saturday" co-hosts to talk about the new movie "Star Trek into Darkness."

Couples used to fight over the remote, but now they fight over when to push "play." Relationship expert Heidi Banks and Entertainment Director for US Weekly, Ian Drew join in studio 57 to talk about the concept of "Netflix adultery."