Lisa Kaltenegger

Alien world explorer

Why you should listen

An award-winning astrophysicist and the founding director of Cornell's Carl Sagan Institute, Lisa Kaltenegger leads an interdisciplinary team of astronomers, biologists, engineers, mathematicians and more who work together to answer the fundamental question: Are we alone in the cosmos? One of the world's foremost experts in exoplanet research, she is the author of Alien Earths: The Science for Planet Hunting in the Cosmos.

Lisa Kaltenegger’s TED Talk

Lisa Kaltenegger
Are we alone in the universe? We're close to finding out
10 minutes 6 seconds
Astrophysicist Lisa Kaltenegger explores the thrilling possibility of discovering life beyond Earth, highlighting how cutting-edge technology like the James Webb Space Telescope lets us analyze distant planets for signs of life in unprecedented detail. Could examining these "alien earths" uncover evidence of new life forms and transform our understanding of the cosmos? We may be closer than ever to finding out.
Posted Jan 2025

Lisa Kaltenegger

Why you should listen

Lisa Kaltenegger’s TED Talk

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