Today on AirTalk, homes on the Palos Verdes Peninsula continue to face threats of landslides. Also on the show, how to prepare for the upcoming heat wave; the NASA project holding four volunteers on a simulated Mars; the growing demand for subtitles and closed captioning; and more.

• The Latest On Rolling Hills Estates And The Collapse Of 12 Homes (0:15)
• With School Out, Let’s Indulge In A Little Summer Break Nostalgia (25:55)
• Summer Heat Waves Are Rolling In - Here’s What You Should Expect And How You Can Prepare (51:26)
• 378 Days on ‘Mars’: NASA Is Testing What A Mission To The Red Planet Could Look Like (1:06:24)
• Why More People Are Binging With The Subtitles On And What It Means For A Booming Industry (1:23:20)