loader from loading.io

The curious case of the comb jelly

PNAS Science Sessions

Release Date: 12/09/2024

Origins of bread wheat show art Origins of bread wheat

PNAS Science Sessions

Domestication of wheat Science Sessions are brief conversations with cutting-edge researchers, National Academy members, and policymakers as they discuss topics relevant to today's scientific community. Learn the behind-the-scenes story of work published in the Proceedings of the National Academy of Sciences (PNAS), plus a broad range of scientific news about discoveries that affect the world around us. In this episode, David Lordkipanidze recounts archaeological findings from Georgia expanding the history of bread wheat. In this episode, we cover: •[00:00] Introduction. •[00:51]...

info_outline
Using AI to predict the weather show art Using AI to predict the weather

PNAS Science Sessions

Using AI to predict the weather Science Sessions are brief conversations with cutting-edge researchers, National Academy members, and policymakers as they discuss topics relevant to today's scientific community. Learn the behind-the-scenes story of work published in the Proceedings of the National Academy of Sciences (PNAS), plus a broad range of scientific news about discoveries that affect the world around us. In this episode, researchers discuss advances in AI-enabled weather forecasting. In this episode, we cover: •[00:00] Introduction •[01:12] Jeffrey Shrader explains what 48 expert...

info_outline
Brain function after cryopreservation show art Brain function after cryopreservation

PNAS Science Sessions

Cryopreservation of brain tissue structures Science Sessions are brief conversations with cutting-edge researchers, National Academy members, and policymakers as they discuss topics relevant to today's scientific community. Learn the behind-the-scenes story of work published in the Proceedings of the National Academy of Sciences (PNAS), plus a broad range of scientific news about discoveries that affect the world around us. In this episode, Alexander German explains how to cryopreserve brain tissue through vitrification. In this episode, we cover: •[00:00] Introduction. •[01:14]...

info_outline
Paleoecology of Doggerland show art Paleoecology of Doggerland

PNAS Science Sessions

The lost forests of Doggerland Science Sessions are brief conversations with cutting-edge researchers, National Academy members, and policymakers as they discuss topics relevant to today's scientific community. Learn the behind-the-scenes story of work published in the Proceedings of the National Academy of Sciences (PNAS), plus a broad range of scientific news about discoveries that affect the world around us. In this episode, Robin Allaby explores the paleoecology of the submerged area known as Doggerland. In this episode, we cover: •[00:00] Introduction. •[01:10] Evolutionary biologist...

info_outline
AI in scholarly publishing show art AI in scholarly publishing

PNAS Science Sessions

Generative AI and scientific journals Science Sessions are brief conversations with cutting-edge researchers, National Academy members, and policymakers as they discuss topics relevant to today's scientific community. Learn the behind-the-scenes story of work published in the Proceedings of the National Academy of Sciences (PNAS), plus a broad range of scientific news about discoveries that affect the world around us. In this episode, Yi Bu explores how generative AI has changed academic publishing. In this episode, we cover: •[00:00] Introduction. •[00:50] Computational social scientist...

info_outline
Genomic history of the Golden Horde show art Genomic history of the Golden Horde

PNAS Science Sessions

Genomics of the Golden Horde Science Sessions are brief conversations with cutting-edge researchers, National Academy members, and policymakers as they discuss topics relevant to today's scientific community. Learn the behind-the-scenes story of work published in the Proceedings of the National Academy of Sciences (PNAS), plus a broad range of scientific news about discoveries that affect the world around us. In this episode, Ayken Askapuli explains genomic insights into the ancestors and descendants of the Golden Horde. In this episode, we cover: •[00:00] Introduction. •[00:56] Population...

info_outline
Concrete and carbon uptake show art Concrete and carbon uptake

PNAS Science Sessions

How much carbon dioxide concrete can absorb Science Sessions are brief conversations with cutting-edge researchers, National Academy members, and policymakers as they discuss topics relevant to today's scientific community. Learn the behind-the-scenes story of work published in the Proceedings of the National Academy of Sciences (PNAS), plus a broad range of scientific news about discoveries that affect the world around us. In this episode, Hessam Azarijafari explains the extent to which concrete can absorb carbon dioxide over its lifecycle. In this episode, we cover: •[00:00] Introduction....

info_outline
Reconstructing extinct species' sense of smell show art Reconstructing extinct species' sense of smell

PNAS Science Sessions

Determining how well extinct animals could smell Science Sessions are brief conversations with cutting-edge researchers, National Academy members, and policymakers as they discuss topics relevant to today's scientific community. Learn the behind-the-scenes story of work published in the Proceedings of the National Academy of Sciences (PNAS), plus a broad range of scientific news about discoveries that affect the world around us. In this episode, Quentin Martinez describes a reconstruction of olfactory capabilities in extinct mammals. In this episode, we cover: •[00:00] Introduction...

info_outline
The hidden costs of AI show art The hidden costs of AI

PNAS Science Sessions

Hidden sustainability costs of AI Science Sessions are brief conversations with cutting-edge researchers, National Academy members, and policymakers as they discuss topics relevant to today's scientific community. Learn the behind-the-scenes story of work published in the Proceedings of the National Academy of Sciences (PNAS), plus a broad range of scientific news about discoveries that affect the world around us. In this episode, researchers describe the sustainability impact of AI data centers. In this episode, we cover: •[00:00] Introduction •[01:20] Bronis de Supinski describes how the...

info_outline
How mosquitoes time their bites show art How mosquitoes time their bites

PNAS Science Sessions

Molecular regulation of mosquito biting timing Science Sessions are brief conversations with cutting-edge researchers, National Academy members, and policymakers as they discuss topics relevant to today's scientific community. Learn the behind-the-scenes story of work published in the Proceedings of the National Academy of Sciences (PNAS), plus a broad range of scientific news about discoveries that affect the world around us. In this episode, Laura Duvall introduces a potential pathway for disrupting the biting behavior of mosquitoes. In this episode, we cover: •[00:00] Introduction...

info_outline
 
More Episodes

Reverse development in a comb jelly

Science Sessions are brief conversations with cutting-edge researchers, National Academy members, and policymakers as they discuss topics relevant to today's scientific community. Learn the behind-the-scenes story of work published in the Proceedings of the National Academy of Sciences (PNAS), plus a broad range of scientific news about discoveries that affect the world around us.

In this episode, Joan Soto and Patel Burkhardt introduce us to a comb jelly with the ability to reverse its development to an earlier stage of life.

In this episode, we cover:
•[00:00] Introduction
•[00:54] Marine biologist Joan-Josep Soto recounts the history of research into reverse development.
•[02:27] Soto and evolutionary biologist Burkhardt introduce the comb jelly Mnemiopsis leidyi and its life stages.
•[04:04] Burkhardt explains why the researchers became interested in Mnemiopsis.
•[04:48] Soto describes how the researchers induced reverse development in Mnemiopsis.
•[06:13] Burkhardt explores hypotheses regarding why reverse development occurs.
•[07:13] Soto talks about the lessons yet to be learned from Mnemiopsis.
•[09:35] Burkhardt summarizes the caveats and limitations of the study.
•[10:12] Conclusion.

About Our Guests:

Joan-Josep Soto-Angel 
Postdoctoral Scholar
University Museum of Bergen

Pawel Burkhadt    
Group Leader
Michael Sars Center, University of Bergen

View related content here: https://www.pnas.org/doi/10.1073/pnas.2411499121

Follow us on Spotify, Apple Podcasts, YouTube, or wherever you get your podcasts for more captivating discussions on scientific breakthroughs!

Visit Science Sessions on PNAS.org: https://www.pnas.org/about/science-sessions-podcast 

Follow PNAS:
Twitter/X
Facebook
LinkedIn
YouTube
Sign up for the PNAS Highlights newsletter