“I always say to my students that being a scientist is like being an explorer.” 'Explorer' Roderick MacKinnon shared the 2003 Chemistry Prize with Peter Agre for discoveries that clarified how salts (ions) and water are transported into and out of our cells. These discoveries are crucial for understanding, and developing treatments for, many diseases of the kidneys, heart, muscles, nervous system, and so on. Learn more about MacKinnon by reading his full biography on nobelprize.org: http://goo.g

"There's no place that's safe" In 2022, climate scientist Peter Kalmus moved to North Carolina, seeking safety from wildfires. Last week, his old Altadena home burned, while North Carolina faced Hurricane Helene. Tracy Smith speaks with Kalmus about climate change’s escalating dangers. cbsn.ws/0737 | CBS Sunday Morning

This NASA scientist made an emotional appeal just before being arrested. Peter Kalmus spoke to AJ in a personal capacity and not on behalf of any organization. | AJ