Reducing toxic polarization – one conversation at a time | Dave Isay

Lessons from my father’s final days | Laurel Braitman

AI that connects the digital and physical worlds | Anima Anandkumar

The fight over minerals for green energy — and a better way forward | Saleem Ali

The alchemy of pop | Kesha

3 ideas for communicating across the political divide | Isaac Saul

How farmworkers are fighting extreme heat | Jon Esformes and Gerardo Reyes Chávez

Sunday Pick: Mexico City

My search for proof aliens exist | Avi Loeb

Can America come together after the Trump assassination attempt? | Ian Bremmer