Latitude Special: Why Festivals Make You Live Longer; Clearing Alzheimer’s Proteins from the Brain;Clouds Made of Rocks and Rubies; Orcas Blow Up Giant Fish

Episode 390 In a special episode recorded live at Latitude Festival in England, we open with the finding that orcas in the Gulf of California have been making fish explode like piñatas. Sunfish are too large for orcas to get their teeth around, but they’ve been seen working together to tackle them - another amazing display of their ability to coordinate. We also discuss a surprising new way to…