Video showing a reporter interviewing a lion keeper as they both enter a lions' compound. The keeper discusses a lion's predatory features, and describes how to interpret a lion's body language. (Length: 4 min. 2 sec.)

Putting a face to the various emotions we feel! This song explores how we might behave and look when we're feeling happy, or sad, or lonely. [1:22]

Teach language, vocabulary and listening comprehension with Celebrity Vocab clips! [1:45]

In this episode of Happy Healthy Kids, Miss Kelsey and some PBS Kids characters, help kids understand how facial expressions reflect our emotions. By recognizing our feelings, we learn how others are feeling as well. [1:00]

Research engineers and students in the University of California, Los Angeles, Biomechatronics Lab are designing artificial limbs to be more sensational, with the emphasis on sensation. The team, led by mechanical engineer Veronica J....