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Technosignature seminar series

Wednesdays at 12PM ET

This seminar series will include presentations related to technosignature science. Talks will be broadcast live and recorded on Zoom. Please contact Ravi Kopparapu (ravikumar.kopparapu@nasa.gov) for more information.

Upcoming seminars


Michael Dickson, University of South Carolina

May 1, 2024


Benjamin Fields, Wheaton College

May 15, 2024

Previous seminars



Has ET Been Lurking in Our Cosmic Backyard?

James Benford

February 21, 2024


The Oxygen Bottleneck and Thoughts On The Evolution of Technology

Adam Frank, Univ. of Rochester

December 6, 2023

Technosignature Searches at Low Frequencies (10 - 190 MHz)

Owen Johnson, Trinity College Dublin

November 8, 2023

Measuring Earth's Technosignature: Updates from the Moonbounce Project

Julia De Marines, UC Berkeley

October 11, 2023

The challenging history of other Earths

Christopher Graney, Vatican Observatory

September 27, 2023

'Un-natural' planetary systems as SETI beacons

Sean Raymond, Laboratoire d'Astrophysique de Bordeaux

May 24, 2023

Anomaly Detection in Astrophysical Systems

Ashley Villar, Penn State

May 17, 2023

A deep learning search for radio technosignatures of 820 nearby stars

Peter Ma, University of Toronto

May 10, 2023

Confidence of Life Detection: The Problem of Unconceived Alternatives

Peter Vickers, Durham University

March 29, 2023

Maneuvering Interstellar Light Sails

René Heller, Max Planck Institute for Solar System Research

March 15, 2023

Technosignatures in the Solar System

Joseph Lazio, Jet Propulsion Laboratory

January 18, 2023


Breakthrough Listen on the Green Bank Telescope - Big Data SETI with a Big Dish

Steve Croft, U. California-Berkeley

December 7, 2022

Lazarus Stars: Numerical investigations of stellar evolution with star-lifting

Matthew Scoggins, Columbia University

October 19, 2022

Technosignatures from a Bird's Eye View

Clément Vidal, University of California Berkeley

October 12, 2022

The Confidence of Life Detection Scale

James Green, NASA HQ

September 14, 2022

A proposal for five landmarks for the emergence of exocivilizations

James Howell, Department of Biochemistry and Molecular Biology

April 27, 2022

Searching for technosignatures with high-contrast imaging

Bruce Macintosh, Stanford University

March 30, 2022

The UCLA SETI Group's search for radio technosignatures

Jean-Luc Margot, UCLA

February 16, 2022

Are We Alone? --Searching for Kardashev Type III Civilization by Identifying Anomalous Outliers in the IR-radio Correlation

Hong-Ying Chen, National Astronomical Observatories, Chinese Academy of Science

January 26, 2022


Technosignatures with TESS: A Search for Anomalies

Ann Marie Cody, SETI Institute

December 8, 2021

Data Science for Technosignatures

Anamaria Berea, George Mason University

December 1, 2021

A real-world evolutionary perspective to understanding alien life, via Star Trek

Mohamed Noor, Duke University

November 10, 2021

The Breakthrough Listen Signal-of-Interest 'blc1': Analysis, Origin, and Lessons Learned

Sofia Sheikh, Pennsylvania State University

October 13, 2021

Live Long and Prosper: Why Technosignatures Longevity Matters

Amedeo Balbi, Dipartimento di Fisica, Università Tor Vergata

September 29, 2021

Looking Beyond the Human: Using the diversity of life on earth to inform the search for extraterrestrial intelligence

Erica Cartmill, UCLA

June 16, 2021

Nautilus Telescope

Daniel Apai, University of Arizona

May 19, 2021

The VASCO project: the 2021 status update

Beatriz Villarroel, Nordic Institute of Theoretical Physics

May 12, 2021

Origins Space Telescope

Kevin Stevenson, Applied Physics Laboratory, APL-JHU

April 28, 2021

Large UV Optical Infra-Red (LUVOIR) Surveyor

Aki Roberge, NASA GSFC

April 21, 2021

Habitable Exoplanet Observatory (HabEX)

Shawn Domagal-Goldman, NASA GSFC

April 7, 2021

Nitrogen Dioxide Pollution as a Technosignature

Ravi Kopparapu, NASA GSFC

March 31, 2021

Service Worlds - what are they and why may they matter?

Manasvi Lingam, Florida Institute of Technology

March 3, 2021

Experiments of Expectation: Technosignatures and the Search for Intelligent Life Beyond Earth

Claire Isabel Webb, Massachusetts Institute of Technology

February 10, 2021

A Statistic of One

David Kipping, Columbia University

January 27, 2021

SETI: The big picture

Jason Wright, Pennsylvania State University

January 13, 2021


Solar Gravitational Lens (SGL) for Biosignatures, SETI and Interstellar Telecommunications

Claudio Maccone, International Academy of Astronautics and Istituto Nazionale di Astrofisica Torino (Turin) Italy

December 2, 2020

Structural Technosignatures: How can they be spatially resolved?

Svetlana Berdyugina, Leibniz Institute for Solar Physics / University of Freiburg, Germany

November 18, 2020

LIFE - the Large Interferometer For Exoplanets

Daniel Angerhausen, University of Bern

October 7, 2020

Technosignatures: Why, What and How. The Science of Emerging Sciences

Adam Frank, U. Rochester

September 30, 2020

Escaping the Great Filter: The Future of Civilization and the Search for Technosignatures

Jacob Haqq-Misra, Blue Marble Space Institute of Science

September 9, 2020