A unique population of cardiac muscle cells lets newborn mice repair their hearts. Miao Cui (PhD ’16) is figuring out how to unlock that ability in adults.

Astronomer Mansi Kasliwal (MS ’07, PhD ’11) became Palomar Observatory’s tenth director in December 2025. She talks about the upgrades underway, the fifteen-year search for the next Earth, and what makes the mountain unique.

On Techer Live, Caltech alumni cut through the hype to share which AI tools are delivering real results, and where human expertise remains irreplaceable.