National Security Analyst, ASU Professor talks border security

Peter Bergen, a CNN national security analyst and professor of practice at Arizona State University, says that 17 years after 9/11, the largest terrorist threat comes from lone-wolf attacks. He discusses what some communities are doing to prevent them, and which ones have had the most success. He talks through what leaders can do to prevent attacks without also disrupting social cohesion.

MORE: Explore other episodes of “Innovating the Future”

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Pay tribute to the greatest soul performers from the 1970s and '80s

"Soul Legends" features classics by The Temptations, Marvin Gaye, Gladys Knight & the Pips, Bill Withers, The Spinners, Isaac Hayes, Minnie Riperton and more.

'Julia Child's Best Bites' celebrates 'The French Chef' herself

More than 50 years after its debut, "The French Chef" remains important television. That’s why today’s most popular chefs, celebrities and Julia devotees have joined PBS to share personal insights and engage in light-hearted conversations as they screen — and delight in — Julia’s most-beloved episodes.

Learn the secrets to bird watching in Arizona

Whether their wingspans are 3 ½ inches, or 9 ½ feet, watching birds do what they do is a fun and entertaining hobby for the whole family.