Multimedia
Video
The Zoomable Universe & Understanding Worlds Beyond Earth with Dr. Caleb Scharf
Caleb has a fun conversation with astrobiologist Graham Lau and replies to Twitter and YouTube audience questions.
- Ask An Astrobiologist
July 13, 2023
The Unnerving Origin of Technosignatures
Caleb joins John Michael Godier to discuss how our data, and data from other intelligent civilizations, is alive.
- Event Horizon
September 30, 2021
Information is INDESTRUCTIBLE!
A deep discussion with Brian Keating on the subject matter of The Ascent of Information.
- Into the Impossible With Brian Keating
June 29, 2021
P&P Live! Caleb Scharf: The Ascent of Information with David Grinspoon
In this virtual event, Caleb presents his new book and talks with David about alien dataomes, interstellar horizontal gene transfer, and more.
- Politics and Prose
June 16, 2021
Artificial Intelligence in the Search for Life in the Universe
A conversation between Caleb and astrobiologist and theoretical physicist Sara Imari Walker, moderated by philosopher and cognitive scientist Susan Schneider.
- Library of Congress
December 3, 2020
Caleb Scharf: Life, on Earth and Elsewhere
Caleb talks with Ricardo Lopes about astrobiology and exoplanetary science.
- The Dissenter
October 5, 2020
Did We Just Detect Life on Venus?
Caleb joins Professor David Kipping to explore why Venus could plausibly host life, how this detection was made, and whether it really means that we’ve finally found extraterrestrial life.
- Cool Worlds
September 14, 2020
How Will Extraterrestrial Life First Be Discovered?
Part of the online 100th Anniversary celebration of the Shapley-Curtis Great Debate in astronomy in 1920.
- Life in the Universe Debate
April 20, 2020
Eyes In the Skies: Bringing the Universe Down to Earth
A trip across the cosmos, guided by renowned astronomers and space scientists whose spacefaring probes provide humankind’s sharply focused eyes in the skies.
- World Science Festival
June 2, 2019
Who Is Out There: Why Alien ‘Life’ May Be Weirder Than We Imagine
How life down here might be a thoroughly misleading guide to life up there.
- World Science Festival
June 2, 2018
Chasing Consciousness: Quantum Computing, AIs, and Us
Caleb talks with science journalist and author George Musser.
- YHouse
April 10, 2018
Origins: Columbia Science Commits
How the Origins Initiative will lead to a greater understanding of the universe around us.
- Columbia A&S Science
March 23, 2018
Are We Alone?
Astrophysicist Janna Levin invites biochemist Nick Lane, author of The Vital Question, and astrobiologist Caleb Scharf, author of The Copernicus Complex, to discuss the origin of life on this planet, on other planets, and even in other universes.
- Scientific Controversies, Pioneer Works
October 6, 2016
There's a Chance That Aliens Could Be So Advanced That We'll Have to Completely Change the Way We Look for Them
Caleb explains how, using advanced technology, aliens could have progressed beyond physical matter.
Humans Are at the Forefront of What Could Be the First Major Shift of Evolution in Over a Billion Years
Caleb explains how the future of human evolution could unfold.
The Copernicus Complex: Are We Special in the Cosmos?
Caleb helps us to come to grips with the implications of some of the latest scientific research, from the microscopic to the cosmic.
- Silicon Valley Astronomy Lectures
Caleb Scharf, "The Copernicus Complex"
He talks with the editor of Scientific Mind, Ingrid Wickelgren
- Book TV After Words
September 22, 2014
Lee Billings & Caleb Scharf Talk Life Beyond the Stars
The science writers discuss the possibility of life elsewhere in the universe.
- Strand Bookstore
January 8, 2014
Ask the Expert
Caleb answers questions about black holes, gamma rays, galaxies, and the expansion of space.
- Scientific American Space Lab
June 6, 2013
Ingenious: Caleb Scharf
How our view of the universe, and ourselves, is changing.
- Nautilus
April 29, 2013
Ask the Expert
Caleb answers questions about matter and black holes.
- Scientific American Space Lab
October 16, 2012
Are We Stardust?
The simple answer to that question is: absolutely yes.
- Scientific American Space Lab
September 28, 2012
Authors at Google" Caleb Scharf: "Gravity's Engines”
Black holes blow bubbles. Caleb masterfully explains how these bubbles profoundly rearrange the cosmos around them.
- Talks at Google
September 19, 2012
Audio
Living on Mars Is Complicated, Actually
Caleb talks with Recode’s Kara Swisher about the under-discussed dangers humans would face in space and the rise of private space exploration, as championed by billionaires such as Elon Musk and Richard Branson.
- Recode Decode
February 19, 2020
Is Life Inevitable?
Examining current theories about how life got started.
- SETI Institute
May 13, 2019
How Did Life Begin?
We don’t know how life got its start, but Caleb argues that emerging evidence leaves only a few theories as leading contenders.
- What Is Life? with Carl Zimmer
January 28, 2019
Podcast
Caleb discusses the weird and wonderful world of black holes.
- Focus Magazine
2013
The Mars Rover Curiosity and Life Elsewhere in the Universe
The Mars rover Curiosity has been making some startling discoveries.
- Pod Academy
December 4, 2012
Black Holes – A Force for Good?
What do we know about the huge black vortexes in space?
- BBC World Service
October 20, 2012
Chat With Caleb Scharf
Would we even be around to wonder about the universe if it wasn’t for black holes?
- The Think Atheist Show
August 12, 2012
Define Life
Hear scientists squirm to define life and candidly describe their thoughts about various attempts at a definition that lead to an interesting conclusion.
- Sift
July 6, 2012
