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Exploring The Origins of Life, with Kerstin Göpfrich

2025-09-09 Science & Technology
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StarTalk
StarTalk
5.7m subscribers

Creating Life From Scratch: Synthetic Biology, Evolution, and Astrobiology

Discover the cutting edge of synthetic biology where researchers attempt to build cells from the bottom up. Learn the fundamental definitions required for life to begin, evolve, and potentially thrive elsewhere in the cosmos.

Short Summary

  • Define life as a self-sustaining chemical system capable of open-ended evolution.
  • Explore how RNA nanotechnology and computational design function as the chemical toolkit to assemble novel molecular structures.
  • Understand why Earth life exhibits molecular handedness (homochirality) and how this informs the search for extraterrestrial biology.

Astrophysicist Neil deGrasse Tyson hosts Professor Kerstin Göpfrich, a pioneer in synthesizing life from basic components, to examine the transition from chemistry to biology. This discussion covers the architectural simplifications necessary to kickstart evolution and the critical ethical considerations surrounding the creation of living entities in the lab.

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Description

What is the origin of life in the universe? Neil deGrasse Tyson and comic co-host Matt Kirshen explore how life got its start, the Miller-Urey experiment, and synthetic biology with Kerstin Göpfrich, professor at Heidelberg’s Center for Molecular Biology and leader of the Max Planck Research Group for Biophysical Engineering of Life. Could the first alien life we find be the one we make? Do we have a clear enough definition of “life” to know when we’ve made it? Kerstin takes us inside her lab, where she’s building synthetic cells from the bottom up. How do you go from chemistry to biology? Can RNA nanotechnology act as the toolkit to assemble life? Learn about RNA origami and how Kerstin’s team designs molecular structures on a computer before testing them in the lab. What can computational design reveal about creating systems that evolve, mutate, and even die? We explore astrobiology and ask: would life elsewhere in the universe use DNA and RNA, or something completely different? If we replayed Earth’s history, would evolution land in the same place again? Why does all life on Earth share the same molecular handedness, and could a right-handed chirality version of life ever have existed? We explore the ethics of creating life in the lab. What happens if a self-replicating system emerges? Could synthetic life transform medicine, manufacturing, or even our understanding of the universe? And, most fundamentally, why try to make life at all? Thanks to our Patrons Kory Thompson, Scott Brooks, Evelyn ZB, Ken Robertson, Richard Iserman, JenFran, Adam Peters, roccie hill, Linux Diner, Steve Jaeger, Devona Johnson, Aaron Cortese, Jennifer Hoying, Brian Howard, kuwar Ahluwalia, Tal Kennedy, Amanda Echon, Michael McCarron, George Katsoufis, Martin BElan, sebby randazzo, Doug, Eval, Nate Amsden, Preston Kersey, Brian, Larbi, Aaron N., Ericka Nightshade, Alisha Okoroafo, karla, Daniel Mekonnen, James J.C. Kelly, MM, Josue Montanez, Stephen Addy, Fox Riley, Caleb Lillard, Louis-Gabriel Thibault, Wendy Kleeb, Jakob Linderoth, Aura, Mary, Mike D'Agostino, Julia Donehew, Jorge, Daniel Tersigni, Lindsay M., Jay Dakota Nance, and Goose for supporting us this week. Timestamps: 00:00 - Introduction: Kerstin Göpfrich 05:05 - The Definition of Life 08:55 - The Miller-Urey Experiment 12:09 - Creating Synthetic Life 16:00 - RNA Origami & Storing Information 20:04 - Creating Life 2.0 23:54 - Would Life on Other Planets Use DNA? 29:50 - Could There Be Right-Handed Chirality Life? 33:18 - The Conditions of Exoplanets 35:45 - Ethics of Creating Life in the Lab 37:32 - Why Create Life From Scratch? Check out our second channel, @StarTalkPlus Get the NEW StarTalk book, 'To Infinity and Beyond: A Journey of Cosmic Discovery' on Amazon: https://amzn.to/3PL0NFn Support us on Patreon: https://www.patreon.com/startalkradio FOLLOW or SUBSCRIBE to StarTalk: Twitter: http://twitter.com/startalkradio Facebook: https://www.facebook.com/StarTalk Instagram: https://www.instagram.com/startalk About StarTalk: Science meets pop culture on StarTalk! Astrophysicist & Hayden Planetarium director Neil deGrasse Tyson, his comic co-hosts, guest celebrities & scientists discuss astronomy, physics, and everything else about life in the universe. Keep Looking Up! #StarTalk #NeildeGrasseTyson

Top Comments (10)

@jdonehew 2025-09-09

I have said it before, and I will say it again. It is so refreshing how excited scientists are about their science. Dr. Gopfrich is a perfect example. Thank you for your insight and your enthusiasm! Great episode!

186 8 replies
@TheKos2Kos 2025-09-09

I love her sign, "keep calm and do science"

122
@StarTalk 2025-09-09

If we manage to create life in a lab before we find it in space, does that mean the first alien life we meet... is one we made ourselves? If so, what would we name said life we created?

108 51 replies
@sarahtuttle1442 2025-09-09

Kerstin's energy and enthusiasm was absolutely contagious. Her obvious love of what she does kept me rooted.

81 5 replies
@inflewence 2025-09-09

I love seeing people enjoy what they do!!

80 3 replies
@Siphr0dias 2025-09-09

Her enthusiasm and positivity are infectious. Thank you for this interview. Especially as being a fellow German guy. :D

75 3 replies
@liram1971 2025-09-09

I love her excitement & enthusiasm of her work. Her smile is infectious.

48
@christopherbaisley 2025-09-10

Please,Please bring her back. Not only was the subject interesting, her enthusiasm is infectious.

14
@poksnee 2025-10-30

Her enthusiasm is intoxicating. It is wonderful that there are people like this.

5
@avinashgore6258 2025-10-29

She shines due to her absolute pleasure of being a scientist in the field of life! A gem of our society… great!

4

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